src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 #include "inspircd.h"
  18 #include "inspircd_io.h"
  19 #include "inspircd_util.h"
  20 #include "inspircd_config.h"
  21 #include <unistd.h>
  22 #include <fcntl.h>
  23 #include <sys/errno.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/utsname.h>
  26 #include <cstdio>
  27 #include <time.h>
  28 #include <string>
  29 #ifdef GCC3
  30 #include <ext/hash_map>
  31 #else
  32 #include <hash_map>
  33 #endif
  34 #include <map>
  35 #include <sstream>
  36 #include <vector>
  37 #include <errno.h>
  38 #include <deque>
  39 #include <errno.h>
  40 #include <unistd.h>
  41 #include <sched.h>
  42 #include <sys/types.h>
  43 #include <sys/time.h>
  44 #include <sys/resource.h>
  45 #ifndef RUSAGE_SELF
  46 #define   RUSAGE_SELF     0
  47 #define   RUSAGE_CHILDREN     -1
  48 #endif
  49 #include "connection.h"
  50 #include "users.h"
  51 #include "servers.h"
  52 #include "ctables.h"
  53 #include "globals.h"
  54 #include "modules.h"
  55 #include "dynamic.h"
  56 #include "wildcard.h"
  57 #include "message.h"
  58 #include "mode.h"
  59 #include "xline.h"
  60 #include "inspstring.h"
  61 #include "dnsqueue.h"
  62
  63 #ifdef GCC3
  64 #define nspace __gnu_cxx
  65 #else
  66 #define nspace std
  67 #endif
  68
  69 using namespace std;
  70
  71 extern int MODCOUNT;
  72 extern std::vector<Module*> modules;
  73 extern std::vector<ircd_module*> factory;
  74
  75 extern int LogLevel;
  76 extern char ServerName[MAXBUF];
  77 extern char Network[MAXBUF];
  78 extern char ServerDesc[MAXBUF];
  79 extern char AdminName[MAXBUF];
  80 extern char AdminEmail[MAXBUF];
  81 extern char AdminNick[MAXBUF];
  82 extern char diepass[MAXBUF];
  83 extern char restartpass[MAXBUF];
  84 extern char motd[MAXBUF];
  85 extern char rules[MAXBUF];
  86 extern char list[MAXBUF];
  87 extern char PrefixQuit[MAXBUF];
  88 extern char DieValue[MAXBUF];
  89
  90 extern int debugging;
  91 extern int WHOWAS_STALE;
  92 extern int WHOWAS_MAX;
  93 extern int DieDelay;
  94 extern time_t startup_time;
  95 extern int NetBufferSize;
  96 extern int MaxWhoResults;
  97 extern time_t nb_start;
  98
  99 extern bool nofork;
 100
 101 extern time_t TIME;
 102
 103 extern std::vector<std::string> module_names;
 104
 105 extern char MyExecutable[1024];
 106 extern int boundPortCount;
 107 extern int portCount;
 108 extern int UDPportCount;
 109 extern int ports[MAXSOCKS];
 110 extern int defaultRoute;
 111
 112 extern std::vector<long> auth_cookies;
 113 extern std::stringstream config_f;
 114
 115 extern serverrec* me[32];
 116
 117 extern FILE *log_file;
 118
 119 extern ClassVector Classes;
 120
 121 const long duration_m = 60;
 122 const long duration_h = duration_m * 60;
 123 const long duration_d = duration_h * 24;
 124 const long duration_w = duration_d * 7;
 125 const long duration_y = duration_w * 52;
 126
 127 namespace nspace
 128 {
 129 #ifdef GCC34
 130         template<> struct hash<in_addr>
 131 #else
 132         template<> struct nspace::hash<in_addr>
 133 #endif
 134         {
 135                 size_t operator()(const struct in_addr &a) const
 136                 {
 137                         size_t q;
 138                         memcpy(&q,&a,sizeof(size_t));
 139                         return q;
 140                 }
 141         };
 142 #ifdef GCC34
 143         template<> struct hash<string>
 144 #else
 145         template<> struct nspace::hash<string>
 146 #endif
 147         {
 148                 size_t operator()(const string &s) const
 149                 {
 150                         char a[MAXBUF];
 151                         static struct hash<const char *> strhash;
 152                         strlcpy(a,s.c_str(),MAXBUF);
 153                         strlower(a);
 154                         return strhash(a);
 155                 }
 156         };
 157 }
 158
 159
 160 struct StrHashComp
 161 {
 162
 163         bool operator()(const string& s1, const string& s2) const
 164         {
 165                 char a[MAXBUF],b[MAXBUF];
 166                 strlcpy(a,s1.c_str(),MAXBUF);
 167                 strlcpy(b,s2.c_str(),MAXBUF);
 168                 strlower(a);
 169                 strlower(b);
 170                 return (strcasecmp(a,b) == 0);
 171         }
 172
 173 };
 174
 175 struct InAddr_HashComp
 176 {
 177
 178         bool operator()(const in_addr &s1, const in_addr &s2) const
 179         {
 180                 size_t q;
 181                 size_t p;
 182
 183                 memcpy(&q,&s1,sizeof(size_t));
 184                 memcpy(&p,&s2,sizeof(size_t));
 185
 186                 return (q == p);
 187         }
 188
 189 };
 190
 191
 192 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
 193 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
 194 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
 195 typedef std::deque<command_t> command_table;
 196
 197
 198 extern user_hash clientlist;
 199 extern chan_hash chanlist;
 200 extern user_hash whowas;
 201 extern command_table cmdlist;
 202 extern file_cache MOTD;
 203 extern file_cache RULES;
 204 extern address_cache IP;
 205
 206 extern std::vector<userrec*> all_opers;
 207
 208 // This table references users by file descriptor.
 209 // its an array to make it VERY fast, as all lookups are referenced
 210 // by an integer, meaning there is no need for a scan/search operation.
 211 extern userrec* fd_ref_table[65536];
 212
 213 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
 214
 215 void handle_join(char **parameters, int pcnt, userrec *user)
 216 {
 217         chanrec* Ptr;
 218
 219         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 220                 return;
 221         if (parameters[0][0] == '#')
 222         {
 223                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 224         }
 225 }
 226
 227
 228 void handle_part(char **parameters, int pcnt, userrec *user)
 229 {
 230         if (pcnt > 1)
 231         {
 232                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 233                         return;
 234                 del_channel(user,parameters[0],parameters[1],false);
 235         }
 236         else
 237         {
 238                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 239                         return;
 240                 del_channel(user,parameters[0],NULL,false);
 241         }
 242 }
 243
 244 void handle_kick(char **parameters, int pcnt, userrec *user)
 245 {
 246         chanrec* Ptr = FindChan(parameters[0]);
 247         userrec* u   = Find(parameters[1]);
 248
 249         if ((!u) || (!Ptr))
 250         {
 251                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 252                 return;
 253         }
 254
 255         if (!has_channel(user,Ptr))
 256         {
 257                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 258                 return;
 259         }
 260
 261         char reason[MAXBUF];
 262
 263         if (pcnt > 2)
 264         {
 265                 strlcpy(reason,parameters[2],MAXBUF);
 266                 if (strlen(reason)>MAXKICK)
 267                 {
 268                         reason[MAXKICK-1] = '\0';
 269                 }
 270
 271                 kick_channel(user,u,Ptr,reason);
 272         }
 273         else
 274         {
 275                 strlcpy(reason,user->nick,MAXBUF);
 276                 kick_channel(user,u,Ptr,reason);
 277         }
 278
 279         // this must be propogated so that channel membership is kept in step network-wide
 280         char buffer[MAXBUF];
 281         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 282         NetSendToAll(buffer);
 283 }
 284
 285 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 286 {
 287         if (LoadModule(parameters[0]))
 288         {
 289                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 290                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 291         }
 292         else
 293         {
 294                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
 295         }
 296 }
 297
 298 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 299 {
 300         if (UnloadModule(parameters[0]))
 301         {
 302                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 303                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 304         }
 305         else
 306         {
 307                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
 308         }
 309 }
 310
 311 void handle_die(char **parameters, int pcnt, userrec *user)
 312 {
 313         log(DEBUG,"die: %s",user->nick);
 314         if (!strcmp(parameters[0],diepass))
 315         {
 316                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 317                 sleep(DieDelay);
 318                 Exit(ERROR);
 319         }
 320         else
 321         {
 322                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 323         }
 324 }
 325
 326 void handle_restart(char **parameters, int pcnt, userrec *user)
 327 {
 328         char *argv[32];
 329         log(DEFAULT,"Restart: %s",user->nick);
 330         if (!strcmp(parameters[0],restartpass))
 331         {
 332                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 333
 334                 argv[0] = MyExecutable;
 335                 argv[1] = "-wait";
 336                 if (nofork)
 337                 {
 338                         argv[2] = "-nofork";
 339                 }
 340                 else
 341                 {
 342                         argv[2] = NULL;
 343                 }
 344                 argv[3] = NULL;
 345
 346                 // close ALL file descriptors
 347                 send_error("Server restarting.");
 348                 sleep(1);
 349                 for (int i = 0; i < 65536; i++)
 350                 {
 351                         int on = 1;
 352                         struct linger linger = { 0 };
 353                         setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
 354                         linger.l_onoff = 1;
 355                         linger.l_linger = 1;
 356                         setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
 357                         Blocking(i);
 358                         close(i);
 359                 }
 360                 sleep(2);
 361
 362                 execv(MyExecutable,argv);
 363
 364                 exit(0);
 365         }
 366         else
 367         {
 368                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 369         }
 370 }
 371
 372 void handle_kill(char **parameters, int pcnt, userrec *user)
 373 {
 374         userrec *u = Find(parameters[0]);
 375         char killreason[MAXBUF];
 376
 377         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 378         if (u)
 379         {
 380                 log(DEBUG,"into kill mechanism");
 381                 int MOD_RESULT = 0;
 382                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 383                 if (MOD_RESULT) {
 384                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 385                         return;
 386                 }
 387
 388                 if (strcmp(ServerName,u->server))
 389                 {
 390                         // remote kill
 391                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 392                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 393                         WriteCommonExcept(u,"QUIT :%s",killreason);
 394                         // K token must go to ALL servers!!!
 395                         char buffer[MAXBUF];
 396                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 397                         NetSendToAll(buffer);
 398
 399                         user_hash::iterator iter = clientlist.find(u->nick);
 400                         if (iter != clientlist.end())
 401                         {
 402                                 log(DEBUG,"deleting user hash value %d",iter->second);
 403                                 clientlist.erase(iter);
 404                         }
 405                         if (u->registered == 7)
 406                         {
 407                                 purge_empty_chans(u);
 408                         }
 409                         if (u->fd > -1)
 410                                 fd_ref_table[u->fd] = NULL;
 411                         delete u;
 412                 }
 413                 else
 414                 {
 415                         // local kill
 416                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 417                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 418                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 419                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 420                         kill_link(u,killreason);
 421                 }
 422         }
 423         else
 424         {
 425                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 426         }
 427 }
 428
 429 void handle_summon(char **parameters, int pcnt, userrec *user)
 430 {
 431         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 432 }
 433
 434 void handle_users(char **parameters, int pcnt, userrec *user)
 435 {
 436         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 437 }
 438
 439 void handle_pass(char **parameters, int pcnt, userrec *user)
 440 {
 441         // Check to make sure they havnt registered -- Fix by FCS
 442         if (user->registered == 7)
 443         {
 444                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 445                 return;
 446         }
 447         strlcpy(user->password,parameters[0],MAXBUF);
 448         if (!strcasecmp(parameters[0],Passwd(user)))
 449         {
 450                 user->haspassed = true;
 451         }
 452 }
 453
 454 void handle_invite(char **parameters, int pcnt, userrec *user)
 455 {
 456         userrec* u = Find(parameters[0]);
 457         chanrec* c = FindChan(parameters[1]);
 458
 459         if ((!c) || (!u))
 460         {
 461                 if (!c)
 462                 {
 463                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 464                 }
 465                 else
 466                 {
 467                         if (c->inviteonly)
 468                         {
 469                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 470                         }
 471                 }
 472
 473                 return;
 474         }
 475
 476         if (c->inviteonly)
 477         {
 478                 if (cstatus(user,c) < STATUS_HOP)
 479                 {
 480                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 481                         return;
 482                 }
 483         }
 484         if (has_channel(u,c))
 485         {
 486                 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 487                 return;
 488         }
 489         if (!has_channel(user,c))
 490         {
 491                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 492                 return;
 493         }
 494
 495         int MOD_RESULT = 0;
 496         FOREACH_RESULT(OnUserPreInvite(user,u,c));
 497         if (MOD_RESULT == 1) {
 498                 return;
 499         }
 500
 501         u->InviteTo(c->name);
 502         WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 503         WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 504
 505         // i token must go to ALL servers!!!
 506         char buffer[MAXBUF];
 507         snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 508         NetSendToAll(buffer);
 509 }
 510
 511 void handle_topic(char **parameters, int pcnt, userrec *user)
 512 {
 513         chanrec* Ptr;
 514
 515         if (pcnt == 1)
 516         {
 517                 if (strlen(parameters[0]) <= CHANMAX)
 518                 {
 519                         Ptr = FindChan(parameters[0]);
 520                         if (Ptr)
 521                         {
 522                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->secret))
 523                                 {
 524                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 525                                         return;
 526                                 }
 527                                 if (Ptr->topicset)
 528                                 {
 529                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 530                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 531                                 }
 532                                 else
 533                                 {
 534                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 535                                 }
 536                         }
 537                         else
 538                         {
 539                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 540                         }
 541                 }
 542                 return;
 543         }
 544         else if (pcnt>1)
 545         {
 546                 if (strlen(parameters[0]) <= CHANMAX)
 547                 {
 548                         Ptr = FindChan(parameters[0]);
 549                         if (Ptr)
 550                         {
 551                                 if ((Ptr) && (!has_channel(user,Ptr)))
 552                                 {
 553                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 554                                         return;
 555                                 }
 556                                 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
 557                                 {
 558                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 559                                         return;
 560                                 }
 561
 562                                 char topic[MAXBUF];
 563                                 strlcpy(topic,parameters[1],MAXBUF);
 564                                 if (strlen(topic)>MAXTOPIC)
 565                                 {
 566                                         topic[MAXTOPIC-1] = '\0';
 567                                 }
 568
 569                                 if (!strcasecmp(user->server,ServerName))
 570                                 {
 571                                         int MOD_RESULT = 0;
 572                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 573                                         if (MOD_RESULT)
 574                                                 return;
 575                                 }
 576
 577                                 strlcpy(Ptr->topic,topic,MAXBUF);
 578                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 579                                 Ptr->topicset = TIME;
 580                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 581
 582                                 // t token must go to ALL servers!!!
 583                                 char buffer[MAXBUF];
 584                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 585                                 NetSendToAll(buffer);
 586                         }
 587                         else
 588                         {
 589                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 590                         }
 591                 }
 592         }
 593 }
 594
 595 void handle_names(char **parameters, int pcnt, userrec *user)
 596 {
 597         chanrec* c;
 598
 599         if (!pcnt)
 600         {
 601                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 602                 return;
 603         }
 604
 605         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 606                 return;
 607         c = FindChan(parameters[0]);
 608         if (c)
 609         {
 610                 if (((c) && (!has_channel(user,c))) && (c->secret))
 611                 {
 612                       WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 613                       return;
 614                 }
 615                 userlist(user,c);
 616                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 617         }
 618         else
 619         {
 620                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 621         }
 622 }
 623
 624 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 625 {
 626         userrec *dest;
 627         chanrec *chan;
 628
 629         user->idle_lastmsg = TIME;
 630
 631         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 632                 return;
 633         if (parameters[0][0] == '#')
 634         {
 635                 chan = FindChan(parameters[0]);
 636                 if (chan)
 637                 {
 638                         if ((chan->noexternal) && (!has_channel(user,chan)))
 639                         {
 640                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 641                                 return;
 642                         }
 643                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 644                         {
 645                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 646                                 return;
 647                         }
 648
 649                         int MOD_RESULT = 0;
 650
 651                         std::string temp = parameters[1];
 652                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 653                         if (MOD_RESULT) {
 654                                 return;
 655                         }
 656                         parameters[1] = (char*)temp.c_str();
 657
 658                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 659
 660                         // if any users of this channel are on remote servers, broadcast the packet
 661                         char buffer[MAXBUF];
 662                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 663                         NetSendToCommon(user,buffer);
 664                 }
 665                 else
 666                 {
 667                         /* no such nick/channel */
 668                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 669                 }
 670                 return;
 671         }
 672
 673         dest = Find(parameters[0]);
 674         if (dest)
 675         {
 676                 if (strcmp(dest->awaymsg,""))
 677                 {
 678                         /* auto respond with aweh msg */
 679                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 680                 }
 681
 682                 int MOD_RESULT = 0;
 683
 684                 std::string temp = parameters[1];
 685                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 686                 if (MOD_RESULT) {
 687                         return;
 688                 }
 689                 parameters[1] = (char*)temp.c_str();
 690
 691
 692
 693                 if (!strcmp(dest->server,user->server))
 694                 {
 695                         // direct write, same server
 696                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 697                 }
 698                 else
 699                 {
 700                         char buffer[MAXBUF];
 701                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 702                         NetSendToOne(dest->server,buffer);
 703                 }
 704         }
 705         else
 706         {
 707                 /* no such nick/channel */
 708                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 709         }
 710 }
 711
 712 void handle_notice(char **parameters, int pcnt, userrec *user)
 713 {
 714         userrec *dest;
 715         chanrec *chan;
 716
 717         user->idle_lastmsg = TIME;
 718
 719         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 720                 return;
 721         if (parameters[0][0] == '#')
 722         {
 723                 chan = FindChan(parameters[0]);
 724                 if (chan)
 725                 {
 726                         if ((chan->noexternal) && (!has_channel(user,chan)))
 727                         {
 728                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 729                                 return;
 730                         }
 731                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 732                         {
 733                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 734                                 return;
 735                         }
 736
 737                         int MOD_RESULT = 0;
 738
 739                         std::string temp = parameters[1];
 740                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 741                         if (MOD_RESULT) {
 742                                 return;
 743                         }
 744                         parameters[1] = (char*)temp.c_str();
 745
 746                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 747
 748                         // if any users of this channel are on remote servers, broadcast the packet
 749                         char buffer[MAXBUF];
 750                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 751                         NetSendToCommon(user,buffer);
 752                 }
 753                 else
 754                 {
 755                         /* no such nick/channel */
 756                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 757                 }
 758                 return;
 759         }
 760
 761         dest = Find(parameters[0]);
 762         if (dest)
 763         {
 764                 int MOD_RESULT = 0;
 765
 766                 std::string temp = parameters[1];
 767                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 768                 if (MOD_RESULT) {
 769                         return;
 770                 }
 771                 parameters[1] = (char*)temp.c_str();
 772
 773                 if (!strcmp(dest->server,user->server))
 774                 {
 775                         // direct write, same server
 776                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 777                 }
 778                 else
 779                 {
 780                         char buffer[MAXBUF];
 781                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 782                         NetSendToOne(dest->server,buffer);
 783                 }
 784         }
 785         else
 786         {
 787                 /* no such nick/channel */
 788                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 789         }
 790 }
 791
 792 void handle_server(char **parameters, int pcnt, userrec *user)
 793 {
 794         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 795         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 796 }
 797
 798 void handle_info(char **parameters, int pcnt, userrec *user)
 799 {
 800         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 801         WriteServ(user->fd,"371 %s : ",user->nick);
 802         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 803         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 804         WriteServ(user->fd,"371 %s : ",user->nick);
 805         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 806         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 807         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 808         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 809         WriteServ(user->fd,"371 %s : ",user->nick);
 810         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 811         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 812         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 813         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 814         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 815         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 816         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 817         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 818         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 819         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 820         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 821         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 822         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 823         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 824         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 825         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 826         WriteServ(user->fd,"371 %s : ",user->nick);
 827         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 828         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 829         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 830         WriteServ(user->fd,"371 %s :this software.",user->nick);
 831         WriteServ(user->fd,"371 %s : ",user->nick);
 832         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 833         FOREACH_MOD OnInfo(user);
 834         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 835 }
 836
 837 void handle_time(char **parameters, int pcnt, userrec *user)
 838 {
 839         time_t rawtime;
 840         struct tm * timeinfo;
 841
 842         time ( &rawtime );
 843         timeinfo = localtime ( &rawtime );
 844         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 845
 846 }
 847
 848 void handle_whois(char **parameters, int pcnt, userrec *user)
 849 {
 850         userrec *dest;
 851
 852         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 853                 return;
 854         dest = Find(parameters[0]);
 855         if (dest)
 856         {
 857                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 858                 if (dest->registered == 7)
 859                 {
 860                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 861                         if ((user == dest) || (strchr(user->modes,'o')))
 862                         {
 863                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
 864                         }
 865                         char* cl = chlist(dest,user);
 866                         if (strcmp(cl,""))
 867                         {
 868                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl);
 869                         }
 870                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 871                         if (strcmp(dest->awaymsg,""))
 872                         {
 873                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 874                         }
 875                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 876                         {
 877                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 878                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 879                         }
 880                         FOREACH_MOD OnWhois(user,dest);
 881                         if (!strcasecmp(user->server,dest->server))
 882                         {
 883                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 884                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 885                         }
 886
 887                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 888                 }
 889                 else
 890                 {
 891                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 892                 }
 893         }
 894         else
 895         {
 896                 /* no such nick/channel */
 897                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 898         }
 899 }
 900
 901 void handle_quit(char **parameters, int pcnt, userrec *user)
 902 {
 903         user_hash::iterator iter = clientlist.find(user->nick);
 904         char* reason;
 905
 906         if (user->registered == 7)
 907         {
 908                 /* theres more to do here, but for now just close the socket */
 909                 if (pcnt == 1)
 910                 {
 911                         if (parameters[0][0] == ':')
 912                         {
 913                                 *parameters[0]++;
 914                         }
 915                         reason = parameters[0];
 916
 917                         if (strlen(reason)>MAXQUIT)
 918                         {
 919                                 reason[MAXQUIT-1] = '\0';
 920                         }
 921
 922                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
 923                         WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
 924                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 925
 926                         char buffer[MAXBUF];
 927                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 928                         NetSendToAll(buffer);
 929                 }
 930                 else
 931                 {
 932                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 933                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 934                         WriteCommonExcept(user,"QUIT :Client exited");
 935
 936                         char buffer[MAXBUF];
 937                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 938                         NetSendToAll(buffer);
 939                 }
 940                 FOREACH_MOD OnUserQuit(user);
 941                 AddWhoWas(user);
 942         }
 943
 944         FOREACH_MOD OnUserDisconnect(user);
 945
 946         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 947         if (user->fd > -1)
 948         {
 949                 shutdown(user->fd,2);
 950                 close(user->fd);
 951         }
 952
 953         if (iter != clientlist.end())
 954         {
 955                 clientlist.erase(iter);
 956         }
 957
 958         if (user->registered == 7) {
 959                 purge_empty_chans(user);
 960         }
 961         if (user->fd > -1)
 962                 fd_ref_table[user->fd] = NULL;
 963         delete user;
 964 }
 965
 966 void handle_who(char **parameters, int pcnt, userrec *user)
 967 {
 968         chanrec* Ptr = NULL;
 969         char tmp[10];
 970
 971         /* theres more to do here, but for now just close the socket */
 972         if (pcnt == 1)
 973         {
 974                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 975                 {
 976                         if (user->chans[0].channel)
 977                         {
 978                                 int n_list = 0;
 979                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 980                                 {
 981                                         Ptr = i->second->chans[0].channel;
 982                                         // suggested by phidjit and FCS
 983                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 984                                         {
 985                                                 // Bug Fix #29
 986                                                 strcpy(tmp, "");
 987                                                 if (strcmp(i->second->awaymsg, "")) {
 988                                                         strlcat(tmp, "G", 9);
 989                                                 } else {
 990                                                         strlcat(tmp, "H", 9);
 991                                                 }
 992                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 993                                                 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);
 994                                                 n_list++;
 995                                                 if (n_list > MaxWhoResults)
 996                                                         break;
 997                                         }
 998                                 }
 999                         }
1000                         if (Ptr)
1001                         {
1002                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
1003                         }
1004                         else
1005                         {
1006                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1007                         }
1008                         return;
1009                 }
1010                 if (parameters[0][0] == '#')
1011                 {
1012                         Ptr = FindChan(parameters[0]);
1013                         if (Ptr)
1014                         {
1015                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1016                                 {
1017                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
1018                                         {
1019                                                 // Fix Bug #29 - Part 2..
1020                                                 strcpy(tmp, "");
1021                                                 if (strcmp(i->second->awaymsg, "")) {
1022                                                         strlcat(tmp, "G", 9);
1023                                                 } else {
1024                                                         strlcat(tmp, "H", 9);
1025                                                 }
1026                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1027                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1028                                                 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);
1029                                         }
1030                                 }
1031                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1032                         }
1033                         else
1034                         {
1035                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1036                         }
1037                 }
1038                 else
1039                 {
1040                         userrec* u = Find(parameters[0]);
1041                         if (u)
1042                         {
1043                                 // Bug Fix #29 -- Part 29..
1044                                 strcpy(tmp, "");
1045                                 if (strcmp(u->awaymsg, "")) {
1046                                         strlcat(tmp, "G" ,9);
1047                                 } else {
1048                                         strlcat(tmp, "H" ,9);
1049                                 }
1050                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1051                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1052                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1053                         }
1054                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1055                 }
1056         }
1057         if (pcnt == 2)
1058         {
1059                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1060                 {
1061                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1062                         {
1063                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1064                                 // But i'm a poor bastard with nothing better to do.
1065                                 userrec* oper = *i;
1066                                 strcpy(tmp, "");
1067                                 if (strcmp(oper->awaymsg, "")) {
1068                                         strlcat(tmp, "G" ,9);
1069                                 } else {
1070                                         strlcat(tmp, "H" ,9);
1071                                 }
1072                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1073                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1074                         }
1075                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1076                         return;
1077                 }
1078         }
1079 }
1080
1081 void handle_wallops(char **parameters, int pcnt, userrec *user)
1082 {
1083         WriteWallOps(user,false,"%s",parameters[0]);
1084 }
1085
1086 void handle_list(char **parameters, int pcnt, userrec *user)
1087 {
1088         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1089         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1090         {
1091                 // if the channel is not private/secret, OR the user is on the channel anyway
1092                 if (((!i->second->c_private) && (!i->second->secret)) || (has_channel(user,i->second)))
1093                 {
1094                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1095                 }
1096         }
1097         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1098 }
1099
1100
1101 void handle_rehash(char **parameters, int pcnt, userrec *user)
1102 {
1103         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1104         ReadConfig(false,user);
1105         FOREACH_MOD OnRehash();
1106         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1107 }
1108
1109 void handle_lusers(char **parameters, int pcnt, userrec *user)
1110 {
1111         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1112         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1113         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1114         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1115         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1116 }
1117
1118 void handle_admin(char **parameters, int pcnt, userrec *user)
1119 {
1120         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1121         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1122         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1123         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1124 }
1125
1126 void handle_ping(char **parameters, int pcnt, userrec *user)
1127 {
1128         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1129 }
1130
1131 void handle_pong(char **parameters, int pcnt, userrec *user)
1132 {
1133         // set the user as alive so they survive to next ping
1134         user->lastping = 1;
1135 }
1136
1137 void handle_motd(char **parameters, int pcnt, userrec *user)
1138 {
1139         ShowMOTD(user);
1140 }
1141
1142 void handle_rules(char **parameters, int pcnt, userrec *user)
1143 {
1144         ShowRULES(user);
1145 }
1146
1147 void handle_user(char **parameters, int pcnt, userrec *user)
1148 {
1149         if (user->registered < 3)
1150         {
1151                 if (isident(parameters[0]) == 0) {
1152                         // This kinda Sucks, According to the RFC thou, its either this,
1153                         // or "You have already registered" :p -- Craig
1154                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1155                 }
1156                 else {
1157                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1158                         strlcat(user->ident,parameters[0],IDENTMAX);
1159                         strlcpy(user->fullname,parameters[3],128);
1160                         user->registered = (user->registered | 1);
1161                 }
1162         }
1163         else
1164         {
1165                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1166                 return;
1167         }
1168         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1169         if (user->registered == 3)
1170         {
1171                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1172                 FOREACH_MOD OnUserRegister(user);
1173                 ConnectUser(user);
1174         }
1175 }
1176
1177 void handle_userhost(char **parameters, int pcnt, userrec *user)
1178 {
1179         char Return[MAXBUF],junk[MAXBUF];
1180         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1181         for (int i = 0; i < pcnt; i++)
1182         {
1183                 userrec *u = Find(parameters[i]);
1184                 if (u)
1185                 {
1186                         if (strchr(u->modes,'o'))
1187                         {
1188                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1189                                 strlcat(Return,junk,MAXBUF);
1190                         }
1191                         else
1192                         {
1193                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1194                                 strlcat(Return,junk,MAXBUF);
1195                         }
1196                 }
1197         }
1198         WriteServ(user->fd,Return);
1199 }
1200
1201
1202 void handle_ison(char **parameters, int pcnt, userrec *user)
1203 {
1204         char Return[MAXBUF];
1205         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1206         for (int i = 0; i < pcnt; i++)
1207         {
1208                 userrec *u = Find(parameters[i]);
1209                 if (u)
1210                 {
1211                         strlcat(Return,u->nick,MAXBUF);
1212                         strlcat(Return," ",MAXBUF);
1213                 }
1214         }
1215         WriteServ(user->fd,Return);
1216 }
1217
1218
1219 void handle_away(char **parameters, int pcnt, userrec *user)
1220 {
1221         if (pcnt)
1222         {
1223                 strlcpy(user->awaymsg,parameters[0],512);
1224                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1225         }
1226         else
1227         {
1228                 strlcpy(user->awaymsg,"",512);
1229                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1230         }
1231 }
1232
1233 void handle_whowas(char **parameters, int pcnt, userrec* user)
1234 {
1235         user_hash::iterator i = whowas.find(parameters[0]);
1236
1237         if (i == whowas.end())
1238         {
1239                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1240                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1241         }
1242         else
1243         {
1244                 time_t rawtime = i->second->signon;
1245                 tm *timeinfo;
1246                 char b[MAXBUF];
1247
1248                 timeinfo = localtime(&rawtime);
1249                 strlcpy(b,asctime(timeinfo),MAXBUF);
1250                 b[strlen(b)-1] = '\0';
1251
1252                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1253                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1254                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1255         }
1256
1257 }
1258
1259 void handle_trace(char **parameters, int pcnt, userrec *user)
1260 {
1261         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1262         {
1263                 if (i->second)
1264                 {
1265                         if (isnick(i->second->nick))
1266                         {
1267                                 if (strchr(i->second->modes,'o'))
1268                                 {
1269                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1270                                 }
1271                                 else
1272                                 {
1273                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1274                                 }
1275                         }
1276                         else
1277                         {
1278                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1279                         }
1280                 }
1281         }
1282 }
1283
1284 void handle_modules(char **parameters, int pcnt, userrec *user)
1285 {
1286         for (int i = 0; i < module_names.size(); i++)
1287         {
1288                 Version V = modules[i]->GetVersion();
1289                 char modulename[MAXBUF];
1290                 char flagstate[MAXBUF];
1291                 strcpy(flagstate,"");
1292                 if (V.Flags & VF_STATIC)
1293                         strlcat(flagstate,", static",MAXBUF);
1294                 if (V.Flags & VF_VENDOR)
1295                         strlcat(flagstate,", vendor",MAXBUF);
1296                 if (V.Flags & VF_COMMON)
1297                         strlcat(flagstate,", common",MAXBUF);
1298                 if (V.Flags & VF_SERVICEPROVIDER)
1299                         strlcat(flagstate,", service provider",MAXBUF);
1300                 if (!flagstate[0])
1301                         strcpy(flagstate,"  <no flags>");
1302                 strlcpy(modulename,module_names[i].c_str(),256);
1303                 if (strchr(user->modes,'o'))
1304                 {
1305                         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);
1306                 }
1307                 else
1308                 {
1309                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1310                 }
1311         }
1312         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1313 }
1314
1315 void handle_stats(char **parameters, int pcnt, userrec *user)
1316 {
1317         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1318         if (pcnt != 1)
1319         {
1320                 return;
1321         }
1322         if (strlen(parameters[0])>1)
1323         {
1324                 /* make the stats query 1 character long */
1325                 parameters[0][1] = '\0';
1326         }
1327
1328
1329         FOREACH_MOD OnStats(*parameters[0]);
1330
1331         if (*parameters[0] == 'c')
1332         {
1333                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1334                 {
1335                         ConfValue("link","name",i,Link_ServerName,&config_f);
1336                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1337                         ConfValue("link","port",i,Link_Port,&config_f);
1338                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1339                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1340                 }
1341         }
1342
1343         if (*parameters[0] == 'i')
1344         {
1345                 int idx = 0;
1346                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1347                 {
1348                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1349                         idx++;
1350                 }
1351         }
1352
1353         if (*parameters[0] == 'y')
1354         {
1355                 int idx = 0;
1356                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1357                 {
1358                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1359                         idx++;
1360                 }
1361         }
1362
1363         if (*parameters[0] == 'U')
1364         {
1365                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1366                 {
1367                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1368                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1369                 }
1370         }
1371
1372         if (*parameters[0] == 'P')
1373         {
1374                 int idx = 0;
1375                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1376                 {
1377                         if (strchr(i->second->modes,'o'))
1378                         {
1379                                 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));
1380                                 idx++;
1381                         }
1382                 }
1383                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1384         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1385         }
1386
1387         if (*parameters[0] == 'k')
1388         {
1389                 stats_k(user);
1390         }
1391
1392         if (*parameters[0] == 'g')
1393         {
1394                 stats_g(user);
1395         }
1396
1397         if (*parameters[0] == 'q')
1398         {
1399                 stats_q(user);
1400         }
1401
1402         if (*parameters[0] == 'Z')
1403         {
1404                 stats_z(user);
1405         }
1406
1407         if (*parameters[0] == 'e')
1408         {
1409                 stats_e(user);
1410         }
1411
1412         /* stats m (list number of times each command has been used, plus bytecount) */
1413         if (*parameters[0] == 'm')
1414         {
1415                 for (int i = 0; i < cmdlist.size(); i++)
1416                 {
1417                         if (cmdlist[i].handler_function)
1418                         {
1419                                 if (cmdlist[i].use_count)
1420                                 {
1421                                         /* RPL_STATSCOMMANDS */
1422                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1423                                 }
1424                         }
1425                 }
1426
1427         }
1428
1429         /* stats z (debug and memory info) */
1430         if (*parameters[0] == 'z')
1431         {
1432                 rusage R;
1433                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1434                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1435                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1436                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1437                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1438                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1439                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1440                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1441                 if (!getrusage(RUSAGE_SELF,&R))
1442                 {
1443                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1444                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1445                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1446                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1447                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1448                 }
1449         }
1450
1451         if (*parameters[0] == 'T')
1452         {
1453                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1454                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1455                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1456                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1457                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1458                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1459         }
1460
1461         /* stats o */
1462         if (*parameters[0] == 'o')
1463         {
1464                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1465                 {
1466                         char LoginName[MAXBUF];
1467                         char HostName[MAXBUF];
1468                         char OperType[MAXBUF];
1469                         ConfValue("oper","name",i,LoginName,&config_f);
1470                         ConfValue("oper","host",i,HostName,&config_f);
1471                         ConfValue("oper","type",i,OperType,&config_f);
1472                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1473                 }
1474         }
1475
1476         /* stats l (show user I/O stats) */
1477         if (*parameters[0] == 'l')
1478         {
1479                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1480                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1481                 {
1482                         if (isnick(i->second->nick))
1483                         {
1484                                 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);
1485                         }
1486                         else
1487                         {
1488                                 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);
1489                         }
1490
1491                 }
1492         }
1493
1494         /* stats u (show server uptime) */
1495         if (*parameters[0] == 'u')
1496         {
1497                 time_t current_time = 0;
1498                 current_time = TIME;
1499                 time_t server_uptime = current_time - startup_time;
1500                 struct tm* stime;
1501                 stime = gmtime(&server_uptime);
1502                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1503                  * Craig suggested this, and it seemed a good idea so in it went */
1504                 if (stime->tm_year > 70)
1505                 {
1506                         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);
1507                 }
1508                 else
1509                 {
1510                         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);
1511                 }
1512         }
1513
1514         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1515         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1516
1517 }
1518
1519 void handle_connect(char **parameters, int pcnt, userrec *user)
1520 {
1521         char Link_ServerName[1024];
1522         char Link_IPAddr[1024];
1523         char Link_Port[1024];
1524         char Link_Pass[1024];
1525         int LinkPort;
1526         bool found = false;
1527
1528         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1529         {
1530                 if (!found)
1531                 {
1532                         ConfValue("link","name",i,Link_ServerName,&config_f);
1533                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1534                         ConfValue("link","port",i,Link_Port,&config_f);
1535                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1536                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1537                         LinkPort = atoi(Link_Port);
1538                         if (match(Link_ServerName,parameters[0])) {
1539                                 found = true;
1540                                 break;
1541                         }
1542                 }
1543         }
1544
1545         if (!found) {
1546                 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1547                 return;
1548         }
1549
1550         // TODO: Perform a check here to stop a server being linked twice!
1551
1552         WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1553
1554         if (me[defaultRoute])
1555         {
1556                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1557                 return;
1558         }
1559         else
1560         {
1561                 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);
1562         }
1563 }
1564
1565 void handle_squit(char **parameters, int pcnt, userrec *user)
1566 {
1567         // send out an squit across the mesh and then clear the server list (for local squit)
1568         if (!pcnt)
1569         {
1570                 WriteOpers("SQUIT command issued by %s",user->nick);
1571                 char buffer[MAXBUF];
1572                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1573                 NetSendToAll(buffer);
1574                 DoSplitEveryone();
1575         }
1576         else
1577         {
1578                 if (!strcasecmp("*",parameters[0]))
1579                 {
1580                         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);
1581                         WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1582                         return;
1583                 }
1584                 if (!strcasecmp(ServerName,parameters[0]))
1585                 {
1586                         WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1587                         return;
1588                 }
1589                 bool have_this_server = true;
1590                 int n_count = 0;
1591                 std::string server_to_squit = "";
1592                 while (have_this_server)
1593                 {
1594                         have_this_server = false;
1595                         for (int j = 0; j < 32; j++)
1596                         {
1597                                 if (me[j] != NULL)
1598                                 {
1599                                         for (int x = 0; x < me[j]->connectors.size(); x++)
1600                                         {
1601                                                 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1602                                                 {
1603                                                         // found a valid ircd_connector.
1604                                                         have_this_server = true;
1605                                                         server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1606                                                         break;
1607                                                 }
1608                                         }
1609                                 }
1610                         }
1611                         if (have_this_server)
1612                         {
1613                                 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1614                                 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1615                                 char buffer[MAXBUF];
1616                                 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1617                                 NetSendToAll(buffer);
1618                                 DoSplit(server_to_squit.c_str());
1619                                 n_count++;
1620                         }
1621                 }
1622                 if (!n_count)
1623                 {
1624                         WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1625                 }
1626         }
1627 }
1628
1629 void handle_links(char **parameters, int pcnt, userrec *user)
1630 {
1631         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1632         for (int j = 0; j < 32; j++)
1633         {
1634                 if (me[j] != NULL)
1635                 {
1636                         for (int k = 0; k < me[j]->connectors.size(); k++)
1637                         {
1638                                 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());
1639                         }
1640                 }
1641         }
1642         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1643 }
1644
1645 void handle_map(char **parameters, int pcnt, userrec *user)
1646 {
1647         char line[MAXBUF];
1648         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1649         while (strlen(line) < 50)
1650                 strcat(line," ");
1651         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1652         for (int j = 0; j < 32; j++)
1653         {
1654                 if (me[j] != NULL)
1655                 {
1656                         for (int k = 0; k < me[j]->connectors.size(); k++)
1657                         {
1658                                 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1659                                 while (strlen(line) < 50)
1660                                         strcat(line," ");
1661                                 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));
1662                         }
1663                 }
1664         }
1665         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1666 }
1667
1668 bool is_uline(const char* server)
1669 {
1670         char ServName[MAXBUF];
1671         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1672         {
1673                 ConfValue("uline","server",i,ServName,&config_f);
1674                 if (!strcasecmp(server,ServName))
1675                 {
1676                         return true;
1677                 }
1678         }
1679         return false;
1680 }
1681 int operstrcmp(char* data,char* input)
1682 {
1683         int MOD_RESULT = 0;
1684         FOREACH_RESULT(OnOperCompare(data,input))
1685         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1686         if (MOD_RESULT == 1)
1687                 return 0;
1688         if (MOD_RESULT == -1)
1689                 return 1;
1690         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1691         return strcmp(data,input);
1692 }
1693
1694 void handle_oper(char **parameters, int pcnt, userrec *user)
1695 {
1696         char LoginName[MAXBUF];
1697         char Password[MAXBUF];
1698         char OperType[MAXBUF];
1699         char TypeName[MAXBUF];
1700         char HostName[MAXBUF];
1701         char TheHost[MAXBUF];
1702         int j;
1703         bool found = false;
1704         bool fail2 = false;
1705         char global[MAXBUF];
1706
1707         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1708
1709         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1710         {
1711                 ConfValue("oper","name",i,LoginName,&config_f);
1712                 ConfValue("oper","password",i,Password,&config_f);
1713                 ConfValue("oper","type",i,OperType,&config_f);
1714                 ConfValue("oper","host",i,HostName,&config_f);
1715                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1716                 {
1717                         fail2 = true;
1718                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1719                         {
1720                                 ConfValue("type","name",j,TypeName,&config_f);
1721
1722                                 if (!strcmp(TypeName,OperType))
1723                                 {
1724                                         /* found this oper's opertype */
1725                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1726                                         NetSendToAll(global);
1727                                         ConfValue("type","host",j,HostName,&config_f);
1728                                         ChangeDisplayedHost(user,HostName);
1729                                         strlcpy(user->oper,TypeName,NICKMAX);
1730                                         found = true;
1731                                         fail2 = false;
1732                                         break;
1733                                 }
1734                         }
1735                 }
1736                 if (found)
1737                         break;
1738         }
1739         if (found)
1740         {
1741                 /* correct oper credentials */
1742                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1743                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1744                 if (!strchr(user->modes,'o'))
1745                 {
1746                         strcat(user->modes,"o");
1747                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1748                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1749                         NetSendToAll(global);
1750                         FOREACH_MOD OnOper(user);
1751                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1752                         AddOper(user);
1753                 }
1754         }
1755         else
1756         {
1757                 if (!fail2)
1758                 {
1759                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1760                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1761                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1762                 }
1763                 else
1764                 {
1765                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1766                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1767                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1768                 }
1769         }
1770         return;
1771 }
1772
1773 void handle_nick(char **parameters, int pcnt, userrec *user)
1774 {
1775         if (pcnt < 1)
1776         {
1777                 log(DEBUG,"not enough params for handle_nick");
1778                 return;
1779         }
1780         if (!parameters[0])
1781         {
1782                 log(DEBUG,"invalid parameter passed to handle_nick");
1783                 return;
1784         }
1785         if (!parameters[0][0])
1786         {
1787                 log(DEBUG,"zero length new nick passed to handle_nick");
1788                 return;
1789         }
1790         if (!user)
1791         {
1792                 log(DEBUG,"invalid user passed to handle_nick");
1793                 return;
1794         }
1795         if (!user->nick)
1796         {
1797                 log(DEBUG,"invalid old nick passed to handle_nick");
1798                 return;
1799         }
1800         if (!strcasecmp(user->nick,parameters[0]))
1801         {
1802                 log(DEBUG,"old nick is new nick, skipping");
1803                 return;
1804         }
1805         else
1806         {
1807                 if (strlen(parameters[0]) > 1)
1808                 {
1809                         if (parameters[0][0] == ':')
1810                         {
1811                                 *parameters[0]++;
1812                         }
1813                 }
1814                 if (matches_qline(parameters[0]))
1815                 {
1816                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1817                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1818                         return;
1819                 }
1820                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1821                 {
1822                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1823                         return;
1824                 }
1825         }
1826         if (isnick(parameters[0]) == 0)
1827         {
1828                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1829                 return;
1830         }
1831
1832         if (user->registered == 7)
1833         {
1834                 int MOD_RESULT = 0;
1835                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1836                 if (MOD_RESULT) {
1837                         // if a module returns true, the nick change is silently forbidden.
1838                         return;
1839                 }
1840
1841                 WriteCommon(user,"NICK %s",parameters[0]);
1842
1843                 // N token must go to ALL servers!!!
1844                 char buffer[MAXBUF];
1845                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1846                 NetSendToAll(buffer);
1847         }
1848
1849         char oldnick[NICKMAX];
1850         strlcpy(oldnick,user->nick,NICKMAX);
1851
1852         /* change the nick of the user in the users_hash */
1853         user = ReHashNick(user->nick, parameters[0]);
1854         /* actually change the nick within the record */
1855         if (!user) return;
1856         if (!user->nick) return;
1857
1858         strlcpy(user->nick, parameters[0],NICKMAX);
1859
1860         log(DEBUG,"new nick set: %s",user->nick);
1861
1862         if (user->registered < 3)
1863         {
1864                 user->registered = (user->registered | 2);
1865                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1866                 // and unless we're lucky we'll get a duff one later on.
1867                 user->dns_done = (!lookup_dns(user->nick));
1868                 if (user->dns_done)
1869                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1870         }
1871         if (user->registered == 3)
1872         {
1873                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1874                 FOREACH_MOD OnUserRegister(user);
1875                 ConnectUser(user);
1876         }
1877         if (user->registered == 7)
1878         {
1879                 FOREACH_MOD OnUserPostNick(user,oldnick);
1880         }
1881 }
1882
1883
1884 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1885 {
1886         char* servername = strtok(params," ");
1887         char* versionstr = strtok(NULL,"\r\n");
1888
1889         if ((!servername) || (!versionstr))
1890                 return;
1891
1892         for (int j = 0; j < 32; j++)
1893         {
1894                 if (me[j] != NULL)
1895                 {
1896                         for (int x = 0; x < me[j]->connectors.size(); x++)
1897                         {
1898                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1899                                 {
1900                                         me[j]->connectors[x].SetVersionString(versionstr);
1901                                         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());
1902                                 }
1903                         }
1904                 }
1905         }
1906 }
1907
1908 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1909 {
1910         char* src = strtok(params," ");
1911         char* dest = strtok(NULL," :");
1912         char* text = strtok(NULL,"\r\n");
1913
1914         if ((!src) || (!dest) || (!text))
1915                 return;
1916
1917         text++;
1918
1919         userrec* user = Find(src);
1920         if (user)
1921         {
1922                 // notice all - only issuable by a server
1923                 if (!strcmp(dest,"*"))
1924                 {
1925                         NoticeAll(user,true,"%s",text);
1926                 }
1927                 if (!strcmp(dest,"@*"))
1928                 {
1929                         NoticeAllOpers(user,true,"%s",text);
1930                 }
1931                 else
1932                 {
1933                         userrec* dst = Find(dest);
1934                         if (dst)
1935                         {
1936                                 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1937                         }
1938                         else
1939                         {
1940                                 chanrec* d = FindChan(dest);
1941                                 if (d)
1942                                 {
1943                                         ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1944                                 }
1945                         }
1946                 }
1947         }
1948
1949 }
1950
1951
1952 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1953 {
1954         char* src = strtok(params," ");
1955         char* dest = strtok(NULL," :");
1956         char* text = strtok(NULL,"\r\n");
1957
1958         if ((!src) || (!dest) || (!text))
1959                 return;
1960
1961         text++;
1962
1963         userrec* user = Find(src);
1964         if (user)
1965         {
1966                 userrec* dst = Find(dest);
1967
1968                 if (dst)
1969                 {
1970                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1971                 }
1972                 else
1973                 {
1974                         chanrec* d = FindChan(dest);
1975                         if (d)
1976                         {
1977                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1978                         }
1979                 }
1980         }
1981
1982 }
1983
1984 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1985 {
1986         char* nick = strtok(params," ");
1987         char* from = strtok(NULL," ");
1988         char* channel = strtok(NULL," ");
1989
1990         if ((!nick) || (!from) || (!channel))
1991                 return;
1992
1993         userrec* u = Find(nick);
1994         userrec* user = Find(from);
1995         chanrec* c = FindChan(channel);
1996         if ((c) && (u) && (user))
1997         {
1998                 u->InviteTo(c->name);
1999                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
2000         }
2001 }
2002
2003 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2004 {
2005         char* setby = strtok(params," ");
2006         char* channel = strtok(NULL," :");
2007         char* topic = strtok(NULL,"\r\n");
2008
2009         if ((!setby) || (!channel) || (!topic))
2010                 return;
2011
2012         topic++;
2013         userrec* u = Find(setby);
2014         chanrec* c = FindChan(channel);
2015         if ((c) && (u))
2016         {
2017                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
2018                 strlcpy(c->topic,topic,MAXTOPIC);
2019                 strlcpy(c->setby,u->nick,NICKMAX);
2020                 c->topicset = TIME;
2021         }
2022 }
2023
2024
2025 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2026 {
2027         char* tm = strtok(params," ");
2028         char* setby = strtok(NULL," ");
2029         char* channel = strtok(NULL," :");
2030         char* topic = strtok(NULL,"\r\n");
2031
2032         if ((!tm) || (!setby) || (!channel) || (!topic))
2033                 return;
2034
2035         topic++;
2036         time_t TS = atoi(tm);
2037         chanrec* c = FindChan(channel);
2038         if (c)
2039         {
2040                 // in the case of topics and TS, the *NEWER*
2041                 if (TS <= c->topicset)
2042                 {
2043                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2044                         strlcpy(c->topic,topic,MAXTOPIC);
2045                         strlcpy(c->setby,setby,NICKMAX);
2046                 }
2047         }
2048 }
2049
2050 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2051 {
2052         char* pars[128];
2053         char original[MAXBUF],target[MAXBUF];
2054         strlcpy(original,params,MAXBUF);
2055         int index = 0;
2056         char* parameter = strtok(params," ");
2057
2058         if (!parameter)
2059                 return;
2060
2061         strlcpy(target,parameter,MAXBUF);
2062         while (parameter)
2063         {
2064                 if (parameter[0] == ':')
2065                         parameter++;
2066                 pars[index++] = parameter;
2067                 parameter = strtok(NULL," ");
2068         }
2069         log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2070         merge_mode(pars,index);
2071         if (FindChan(target))
2072         {
2073                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2074                 return;
2075         }
2076         if (Find(target))
2077         {
2078                 if (original[0])
2079                         Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2080         }
2081 }
2082
2083 // m is modes set by users only (not servers) valid targets are channels or users.
2084
2085 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2086 {
2087         // m blah #chatspike +b *!test@*4
2088         char* pars[128];
2089         char original[MAXBUF];
2090
2091         if (!params)
2092                 return;
2093
2094         strlcpy(original,params,MAXBUF);
2095
2096         if (!strchr(params,' '))
2097         {
2098                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2099                 return;
2100         }
2101
2102         int index = 0;
2103
2104         char* src = strtok(params," ");
2105
2106         if (!src)
2107                 return;
2108
2109         userrec* user = Find(src);
2110
2111         if (user)
2112         {
2113                 log(DEBUG,"Found user: %s",user->nick);
2114                 char* parameter = strtok(NULL," ");
2115                 while (parameter)
2116                 {
2117                         pars[index++] = parameter;
2118                         parameter = strtok(NULL," ");
2119                 }
2120
2121                 log(DEBUG,"Calling merge_mode2");
2122                 if (index)
2123                         merge_mode2(pars,index,user);
2124         }
2125 }
2126
2127
2128 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2129 {
2130         char* nick = NULL;
2131         char* channel = NULL;
2132         char* reason = NULL;
2133         log(DEBUG,"L TOKEN PARS: '%s'",params);
2134         if (strstr(params,":#"))
2135         {
2136                 nick = strtok(params," ");
2137                 channel = strtok(NULL,"\r\n");
2138                 if ((!nick) || (!channel))
2139                         return;
2140                 channel++;
2141                 reason = "";
2142         }
2143         else
2144         {
2145                 nick = strtok(params," ");
2146                 channel = strtok(NULL," :");
2147                 reason = strtok(NULL,"\r\n");
2148                 if ((!nick) || (!channel) || (!reason))
2149                         return;
2150                 reason++;
2151         }
2152         userrec* user = Find(nick);
2153         if ((user) && (channel) && (reason))
2154         {
2155                 if ((!reason) && (*reason != '\0'))
2156                 {
2157                         del_channel(user,channel,reason,true);
2158                 }
2159                 else
2160                 {
2161                         del_channel(user,channel,NULL,true);
2162                 }
2163         }
2164 }
2165
2166 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2167 {
2168         char* src = strtok(params," ");
2169         char* nick = strtok(NULL," :");
2170         char* reason = strtok(NULL,"\r\n");
2171         if ((!src) || (!nick) || (!reason))
2172                 return;
2173         char kreason[MAXBUF];
2174         reason++;
2175
2176         userrec* u = Find(nick);
2177         userrec* user = Find(src);
2178
2179         if ((user) && (u))
2180         {
2181                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
2182                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
2183                 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",source->name,user->nick,reason);
2184                 kill_link(u,kreason);
2185         }
2186 }
2187
2188 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2189 {
2190         char* nick = strtok(params," :");
2191         char* reason = strtok(NULL,"\r\n");
2192
2193         if ((!nick) || (!reason))
2194                 return;
2195         reason++;
2196
2197         userrec* user = Find(nick);
2198
2199         if (user)
2200         {
2201                 if (strlen(reason)>MAXQUIT)
2202                 {
2203                         reason[MAXQUIT-1] = '\0';
2204                 }
2205
2206
2207                 WriteCommonExcept(user,"QUIT :%s",reason);
2208
2209                 user_hash::iterator iter = clientlist.find(user->nick);
2210
2211                 if (iter != clientlist.end())
2212                 {
2213                         log(DEBUG,"deleting user hash value %d",iter->second);
2214                         clientlist.erase(iter);
2215                 }
2216
2217                 if (user->registered == 7)
2218                 {
2219                         purge_empty_chans(user);
2220                 }
2221                 delete user;
2222         }
2223 }
2224
2225 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2226 {
2227         char* oldnick = strtok(params," ");
2228         char* newnick = strtok(NULL," ");
2229
2230         if ((!oldnick) || (!newnick))
2231                 return;
2232
2233         userrec* user = Find(oldnick);
2234
2235         if (user)
2236         {
2237                 if (is_uline(tcp_host))
2238                 {
2239                         int MOD_RESULT = 0;
2240                         FOREACH_RESULT(OnUserPreNick(user,newnick));
2241                         if (MOD_RESULT) {
2242                                 // if a module returns true, the nick change couldnt be allowed
2243                                 statsCollisions++;
2244                                 kill_link(user,"Nickname collision");
2245                                 return;
2246                         }
2247                         if (matches_qline(newnick))
2248                         {
2249                                 statsCollisions++;
2250                                 kill_link(user,"Nickname collision");
2251                                 return;
2252                         }
2253
2254                         // broadcast this because its a services thingy
2255                         char buffer[MAXBUF];
2256                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2257                         NetSendToAllExcept(tcp_host,buffer);
2258                 }
2259                 WriteCommon(user,"NICK %s",newnick);
2260                 user = ReHashNick(user->nick, newnick);
2261                 if (!user) return;
2262                 if (!user->nick) return;
2263                 strlcpy(user->nick, newnick,NICKMAX);
2264                 log(DEBUG,"new nick set: %s",user->nick);
2265         }
2266 }
2267
2268 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2269 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2270 {
2271         char* src = strtok(params," ");
2272         char* dest = strtok(NULL," ");
2273         char* channel = strtok(NULL," :");
2274         char* reason = strtok(NULL,"\r\n");
2275
2276         if ((!src) || (!dest) || (!channel) || (!reason))
2277                 return;
2278
2279         reason++;
2280         userrec* s = Find(src);
2281         userrec* d = Find(dest);
2282         chanrec* c = FindChan(channel);
2283         if ((s) && (d) && (c))
2284         {
2285                 kick_channel(s,d,c,reason);
2286                 return;
2287         }
2288         d = Find(channel);
2289         c = FindChan(dest);
2290         if ((s) && (d) && (c))
2291         {
2292                 kick_channel(s,d,c,reason);
2293                 return;
2294         }
2295 }
2296
2297 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2298 {
2299         char* who = strtok(params," :");
2300         char* text = strtok(NULL,"\r\n");
2301
2302         if ((!who) || (!text))
2303                 return;
2304
2305         text++;
2306         userrec* s = Find(who);
2307         if (s)
2308         {
2309                 WriteWallOps(s,true,text);
2310         }
2311 }
2312
2313 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2314 {
2315         log(DEBUG,"Adding ULined server %s to my map",params);
2316         ircd_connector s;
2317         s.SetState(STATE_DISCONNECTED);
2318
2319         if (!params)
2320                 return;
2321
2322         s.SetServerName(params);
2323
2324         for (int j = 0; j < 32; j++)
2325         {
2326                 if (me[j] != NULL)
2327                 {
2328                         for (int k = 0; k < me[j]->connectors.size(); k++)
2329                         {
2330                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2331                                 {
2332                                         // dont allow a server to be added twice
2333                                         log(DEBUG,"ULined server %s already in the map!",params);
2334                                         return;
2335                                 }
2336                         }
2337                 }
2338         }
2339
2340         source->connectors.push_back(s);
2341         WriteOpers("Non-Mesh server %s has joined the network",params);
2342 }
2343
2344 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2345 {
2346         char* tm = strtok(params," ");
2347         char* nick = strtok(NULL," ");
2348         char* host = strtok(NULL," ");
2349         char* dhost = strtok(NULL," ");
2350         char* ident = strtok(NULL," ");
2351         char* modes = strtok(NULL," ");
2352         char* ipaddr = strtok(NULL," ");
2353         char* server = strtok(NULL," :");
2354         char* gecos = strtok(NULL,"\r\n");
2355
2356         if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2357                 return;
2358
2359         if (*gecos == ':')
2360                 gecos++;
2361
2362         if (*modes == '+')
2363                 modes++;
2364
2365         time_t TS = atoi(tm);
2366         user_hash::iterator iter = clientlist.find(nick);
2367         if (iter != clientlist.end())
2368         {
2369                 // nick collision
2370                 statsCollisions++;
2371                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2372                 char str[MAXBUF];
2373                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2374                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2375                 kill_link(iter->second,str);
2376         }
2377         clientlist[nick] = new userrec();
2378         // remote users have an fd of -1. This is so that our Write abstraction
2379         // routines know to route any messages to this record away to whatever server
2380         // theyre on.
2381         clientlist[nick]->fd = -1;
2382         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2383         strlcpy(clientlist[nick]->host, host,160);
2384         strlcpy(clientlist[nick]->dhost, dhost,160);
2385         strlcpy(clientlist[nick]->server, server,256);
2386         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2387         strlcpy(clientlist[nick]->fullname, gecos,128);
2388         strlcpy(clientlist[nick]->ip,ipaddr,32);
2389         clientlist[nick]->signon = TS;
2390         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2391         clientlist[nick]->lastping = 1;
2392         clientlist[nick]->port = 0; // so is this...
2393         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2394         clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2395         for (int i = 0; i < MAXCHANS; i++)
2396         {
2397                 clientlist[nick]->chans[i].channel = NULL;
2398                 clientlist[nick]->chans[i].uc_modes = 0;
2399         }
2400         FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2401         if (strchr(clientlist[nick]->modes,'o'))
2402         {
2403                 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2404         }
2405 }
2406
2407 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2408 {
2409         if (!params)
2410                 return;
2411         long tdiff = TIME - atoi(params);
2412         if (tdiff)
2413                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2414 }
2415
2416 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2417 {
2418         char* nick = strtok(params," :");
2419         char* gecos = strtok(NULL,"\r\n");
2420
2421         if ((!nick) || (!gecos))
2422                 return;
2423
2424         userrec* user = Find(nick);
2425
2426         if (user)
2427                 strlcpy(user->fullname,gecos,MAXBUF);
2428 }
2429
2430 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2431 {
2432         char* nick = strtok(params," ");
2433         char* host = strtok(NULL," ");
2434
2435         if ((!nick) || (!host))
2436                 return;
2437
2438         userrec* user = Find(nick);
2439
2440         if (user)
2441                 strlcpy(user->dhost,host,160);
2442 }
2443
2444 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2445 {
2446         // %s %s %d %d
2447         // + test3.chatspike.net 7010 -2016508415
2448         char* servername = strtok(params," ");
2449         char* ipaddr = strtok(NULL," ");
2450         char* ipport = strtok(NULL," ");
2451         char* cookie = strtok(NULL," ");
2452
2453         if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2454                 return;
2455
2456         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2457
2458
2459         bool conn_already = false;
2460         for (int i = 0; i < 32; i++)
2461         {
2462                 if (me[i] != NULL)
2463                 {
2464                         for (int j = 0; j < me[i]->connectors.size(); j++)
2465                         {
2466                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2467                                 {
2468                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2469                                         {
2470                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2471                                                 conn_already = true;
2472                                         }
2473                                 }
2474                         }
2475                 }
2476         }
2477         if (!conn_already)
2478                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2479 }
2480
2481 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2482 {
2483         char* server = strtok(params," ");
2484         char* data = strtok(NULL,"\r\n");
2485
2486         if ((!data) || (!server))
2487         {
2488                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2489                 return;
2490         }
2491
2492         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2493         NetSendToOne(server,data);
2494 }
2495
2496 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2497 {
2498         // IMPORTANT NOTE
2499         // The J token currently has no timestamp - this needs looking at
2500         // because it will allow splitriding.
2501         char* nick = strtok(params," ");
2502         char* channel = strtok(NULL," ");
2503
2504         if ((!nick) || (!channel))
2505                 return;
2506
2507         userrec* user = Find(nick);
2508
2509         while (channel)
2510         {
2511                 if ((user != NULL) && (strcmp(channel,"")))
2512                 {
2513                         char privilage = '\0';
2514                         if (channel[0] != '#')
2515                         {
2516                                 privilage = channel[0];
2517                                 channel++;
2518                         }
2519                         add_channel(user,channel,"",true);
2520
2521                         // now work out the privilages they should have on each channel
2522                         // and send the appropriate servermodes.
2523                         for (int i = 0; i != MAXCHANS; i++)
2524                         {
2525                                 if (user->chans[i].channel)
2526                                 {
2527                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2528                                         {
2529                                                 if (privilage == '@')
2530                                                 {
2531                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2532                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2533                                                 }
2534                                                 if (privilage == '%')
2535                                                 {
2536                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2537                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2538                                                 }
2539                                                 if (privilage == '+')
2540                                                 {
2541                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2542                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2543                                                 }
2544                                         }
2545                                 }
2546                         }
2547
2548                 }
2549                 channel = strtok(NULL," ");
2550         }
2551 }
2552
2553 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2554 {
2555         log(DEBUG,"Storing routing table...");
2556         char* sourceserver = strtok(params," ");
2557         char* server = strtok(NULL," ");
2558
2559         if ((!sourceserver) || (!server))
2560                 return;
2561
2562         for (int i = 0; i < 32; i++)
2563         {
2564                 if (me[i] != NULL)
2565                 {
2566                         for (int j = 0; j < me[i]->connectors.size(); j++)
2567                         {
2568                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2569                                 {
2570                                         me[i]->connectors[j].routes.clear();
2571                                         log(DEBUG,"Found entry for source server.");
2572                                         while (server)
2573                                         {
2574                                                 // store each route
2575                                                 me[i]->connectors[j].routes.push_back(server);
2576                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2577                                                 server = strtok(NULL," ");
2578                                         }
2579                                         return;
2580                                 }
2581                         }
2582                 }
2583         }
2584         log(DEBUG,"Warning! routing table received from nonexistent server!");
2585 }
2586
2587 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2588 {
2589         if (!params)
2590                 return;
2591
2592         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2593         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2594         bool go_again = true;
2595         while (go_again)
2596         {
2597                 go_again = false;
2598                 for (int i = 0; i < 32; i++)
2599                 {
2600                         if (me[i] != NULL)
2601                         {
2602                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2603                                 {
2604                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2605                                         {
2606                                                 j->routes.clear();
2607                                                 j->CloseConnection();
2608                                                 me[i]->connectors.erase(j);
2609                                                 go_again = true;
2610                                                 break;
2611                                         }
2612                                 }
2613                         }
2614                 }
2615         }
2616         log(DEBUG,"Removed server. Will remove clients...");
2617         // iterate through the userlist and remove all users on this server.
2618         // because we're dealing with a mesh, we dont have to deal with anything
2619         // "down-route" from this server (nice huh)
2620         go_again = true;
2621         char reason[MAXBUF];
2622         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2623         while (go_again)
2624         {
2625                 go_again = false;
2626                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2627                 {
2628                         if (!strcasecmp(u->second->server,params))
2629                         {
2630                                 kill_link(u->second,reason);
2631                                 go_again = true;
2632                                 break;
2633                         }
2634                 }
2635         }
2636 }
2637
2638 unsigned long authcookie;
2639
2640 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2641 {
2642         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2643         log(DEBUG,"Adding G-line");
2644         char* mask = strtok(params," ");
2645         char* who = strtok(NULL," ");
2646         char* create_time = strtok(NULL," ");
2647         char* duration = strtok(NULL," :");
2648         char* reason = strtok(NULL,"\r\n");
2649
2650         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2651                 return;
2652
2653         reason++;
2654         add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2655         // we must update the creation time on this gline
2656         // now that we've added it, or it wont expire at the right time.
2657         gline_set_creation_time(mask,atoi(create_time));
2658         if (!atoi(duration))
2659         {
2660                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2661         }
2662         else
2663         {
2664                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2665         }
2666         apply_lines();
2667 }
2668
2669 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2670 {
2671         log(DEBUG,"Removing G-line");
2672         char* mask = strtok(params," ");
2673         char* who = strtok(NULL," ");
2674
2675         if ((!mask) || (!who))
2676                 return;
2677
2678         if (mask)
2679         {
2680                 if (del_gline((const char*)mask))
2681                 {
2682                         if (who)
2683                         {
2684                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2685                         }
2686                 }
2687         }
2688 }
2689
2690 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2691 {
2692         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2693         log(DEBUG,"Adding Q-line");
2694         char* mask = strtok(params," ");
2695         char* who = strtok(NULL," ");
2696         char* create_time = strtok(NULL," ");
2697         char* duration = strtok(NULL," :");
2698         char* reason = strtok(NULL,"\r\n");
2699
2700         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2701                 return;
2702
2703         reason++;
2704         add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2705         // we must update the creation time on this gline
2706         // now that we've added it, or it wont expire at the right time.
2707         qline_set_creation_time(mask,atoi(create_time));
2708         qline_make_global(mask);
2709         if (!atoi(duration))
2710         {
2711                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2712         }
2713         else
2714         {
2715                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2716         }
2717         apply_lines();
2718 }
2719
2720 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2721 {
2722         log(DEBUG,"Removing Q-line");
2723         char* mask = strtok(params," ");
2724         char* who = strtok(NULL," ");
2725
2726         if ((!mask) || (!who))
2727                 return;
2728
2729         if (mask)
2730         {
2731                 if (del_qline((const char*)mask))
2732                 {
2733                         if (who)
2734                         {
2735                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2736                         }
2737                 }
2738         }
2739 }
2740
2741 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2742 {
2743         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2744         log(DEBUG,"Adding Z-line");
2745         char* mask = strtok(params," ");
2746         char* who = strtok(NULL," ");
2747         char* create_time = strtok(NULL," ");
2748         char* duration = strtok(NULL," :");
2749         char* reason = strtok(NULL,"\r\n");
2750
2751         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2752                 return;
2753
2754         reason++;
2755         add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2756         // we must update the creation time on this gline
2757         // now that we've added it, or it wont expire at the right time.
2758         zline_set_creation_time(mask,atoi(create_time));
2759         zline_make_global(mask);
2760         if (!atoi(duration))
2761         {
2762                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2763         }
2764         else
2765         {
2766                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2767         }
2768         apply_lines();
2769 }
2770
2771 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2772 {
2773         log(DEBUG,"Removing Z-line");
2774         char* mask = strtok(params," ");
2775         char* who = strtok(NULL," ");
2776
2777         if ((!mask) || (!who))
2778                 return;
2779
2780         if (mask)
2781         {
2782                 if (del_zline((const char*)mask))
2783                 {
2784                         if (who)
2785                         {
2786                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2787                         }
2788                 }
2789         }
2790 }
2791
2792 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2793 {
2794         char* nick = strtok(params," ");
2795         char* type = strtok(params," ");
2796
2797         if ((!nick) || (!type))
2798                 return;
2799
2800         userrec* u = Find(nick);
2801         if (u)
2802         {
2803                 strlcpy(u->oper,type,NICKMAX);
2804         }
2805 }
2806
2807
2808 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2809 {
2810         char buffer[MAXBUF];
2811         int MOD_RESULT = 0;
2812
2813         switch(token)
2814         {
2815                 // Y <TS>
2816                 // start netburst
2817                 case 'Y':
2818                         nb_start = TIME;
2819                         WriteOpers("Server %s is starting netburst.",tcp_host);
2820                         // now broadcast this new servers address out to all servers that are linked to us,
2821                         // except the newcomer. They'll all attempt to connect back to it.
2822                         authcookie = rand()*rand();
2823                         snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2824                         NetSendToAll(buffer);
2825                 break;
2826                 // ~
2827                 // Store authcookie
2828                 // once stored, this authcookie permits other servers to log in
2829                 // without user or password, using it.
2830                 case '~':
2831                         auth_cookies.push_back(atoi(params));
2832                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2833                 break;
2834                 // connect back to a server using an authcookie
2835                 case '+':
2836                         handle_plus(token,params,source,reply,tcp_host);
2837                 break;
2838                 // routing table
2839                 case '$':
2840                         handle_dollar(token,params,source,reply,tcp_host);
2841                 break;
2842                 // node unreachable - we cant route to a server, sooooo we slit it off.
2843                 // servers can generate these for themselves for an squit.
2844                 case '&':
2845                         handle_amp(token,params,source,reply,tcp_host);
2846                 break;
2847                 // R <server> <data>
2848                 // redirect token, send all of <data> along to the given
2849                 // server as this server has been found to still have a route to it
2850                 case 'R':
2851                         handle_R(token,params,source,reply,tcp_host);
2852                 break;
2853                 // ?
2854                 // ping
2855                 case '?':
2856                         reply->SendPacket("!",tcp_host);
2857                 break;
2858                 // ?
2859                 // pong
2860                 case '!':
2861                 break;
2862                 // *
2863                 // no operation
2864                 case '*':
2865                 break;
2866                 // no operation - reserved to prevent services issues
2867                 case ':':
2868                 break;
2869                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2870                 // introduce remote client
2871                 case 'N':
2872                         handle_N(token,params,source,reply,tcp_host);
2873                 break;
2874                 // a <NICK> :<GECOS>
2875                 // change GECOS (SETNAME)
2876                 case 'a':
2877                         handle_a(token,params,source,reply,tcp_host);
2878                 break;
2879                 // b <NICK> :<HOST>
2880                 // change displayed host (SETHOST)
2881                 case 'b':
2882                         handle_b(token,params,source,reply,tcp_host);
2883                 break;
2884                 // t <NICK> <CHANNEL> :<TOPIC>
2885                 // change a channel topic
2886                 case 't':
2887                         handle_t(token,params,source,reply,tcp_host);
2888                 break;
2889                 // i <NICK> <CHANNEL>
2890                 // invite a user to a channel
2891                 case 'i':
2892                         handle_i(token,params,source,reply,tcp_host);
2893                 break;
2894                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2895                 // kick a user from a channel
2896                 case 'k':
2897                         handle_k(token,params,source,reply,tcp_host);
2898                 break;
2899                 // n <NICK> <NEWNICK>
2900                 // change nickname of client -- a server should only be able to
2901                 // change the nicknames of clients that reside on it unless
2902                 // they are ulined.
2903                 case 'n':
2904                         handle_n(token,params,source,reply,tcp_host);
2905                 break;
2906                 // J <NICK> <CHANLIST>
2907                 // Join user to channel list, merge channel permissions
2908                 case 'J':
2909                         handle_J(token,params,source,reply,tcp_host);
2910                 break;
2911                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2912                 // change channel topic (netburst only)
2913                 case 'T':
2914                         handle_T(token,params,source,reply,tcp_host);
2915                 break;
2916                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2917                 // Server setting modes on an object
2918                 case 'M':
2919                         handle_M(token,params,source,reply,tcp_host);
2920                 break;
2921                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2922                 // User setting modes on an object
2923                 case 'm':
2924                         handle_m(token,params,source,reply,tcp_host);
2925                 break;
2926                 // P <SOURCE> <TARGET> :<TEXT>
2927                 // Send a private/channel message
2928                 case 'P':
2929                         handle_P(token,params,source,reply,tcp_host);
2930                 break;
2931                 // V <SOURCE> <TARGET> :<TEXT>
2932                 // Send a private/channel notice
2933                 case 'V':
2934                         handle_V(token,params,source,reply,tcp_host);
2935                 break;
2936                 // v <servername> <arbitary version string>
2937                 case 'v':
2938                         handle_v(token,params,source,reply,tcp_host);
2939                 break;
2940                 // L <SOURCE> <CHANNEL> :<REASON>
2941                 // User parting a channel
2942                 case 'L':
2943                         handle_L(token,params,source,reply,tcp_host);
2944                 break;
2945                 // Q <SOURCE> :<REASON>
2946                 // user quitting
2947                 case 'Q':
2948                         handle_Q(token,params,source,reply,tcp_host);
2949                 break;
2950                 // H <SERVER>
2951                 // introduce non-meshable server (such as a services server)
2952                 case 'H':
2953                         handle_H(token,params,source,reply,tcp_host);
2954                 break;
2955                 // K <SOURCE> <DEST> :<REASON>
2956                 // remote kill
2957                 case 'K':
2958                         handle_K(token,params,source,reply,tcp_host);
2959                 break;
2960                 // @ <SOURCE> :<TEXT>
2961                 // wallops
2962                 case '@':
2963                         handle_AT(token,params,source,reply,tcp_host);
2964                 break;
2965                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2966                 // add gline
2967                 case '#':
2968                         handle_hash(token,params,source,reply,tcp_host);
2969                 break;
2970                 // . <mask> <who>
2971                 // remove gline
2972                 case '.':
2973                         handle_dot(token,params,source,reply,tcp_host);
2974                 break;
2975                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2976                 // add gline
2977                 case '{':
2978                         handle_add_sqline(token,params,source,reply,tcp_host);
2979                 break;
2980                 // . <mask> <who>
2981                 // remove gline
2982                 case '[':
2983                         handle_del_sqline(token,params,source,reply,tcp_host);
2984                 break;
2985                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2986                 // add gline
2987                 case '}':
2988                         handle_add_szline(token,params,source,reply,tcp_host);
2989                 break;
2990                 // . <mask> <who>
2991                 // remove gline
2992                 case ']':
2993                         handle_del_szline(token,params,source,reply,tcp_host);
2994                 break;
2995                 // | <nick> <opertype>
2996                 // set opertype
2997                 case '|':
2998                         handle_pipe(token,params,source,reply,tcp_host);
2999                 break;
3000                 // F <TS>
3001                 // end netburst
3002                 case 'F':
3003                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3004                         handle_F(token,params,source,reply,tcp_host);
3005                         nb_start = 0;
3006                         // tell all the other servers to use this authcookie to connect back again
3007                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
3008                         snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
3009                         NetSendToAllExcept(tcp_host,buffer);
3010                 break;
3011                 case '/':
3012                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
3013                         strlcpy(source->nickserv,params,NICKMAX);
3014                 break;
3015                 // F <TS>
3016                 // end netburst with no mesh creation
3017                 case 'f':
3018                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3019                         handle_F(token,params,source,reply,tcp_host);
3020                         nb_start = 0;
3021                         // tell everyone else about the new server name so they just add it in the disconnected
3022                         // state
3023                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3024                         NetSendToAllExcept(tcp_host,buffer);
3025                 break;
3026                 // X <reserved>
3027                 // Send netburst now
3028                 case 'X':
3029                         WriteOpers("Sending my netburst to %s",tcp_host);
3030                         DoSync(source,tcp_host);
3031                         WriteOpers("Send of netburst to %s completed",tcp_host);
3032                         NetSendMyRoutingTable();
3033                 break;
3034                 // anything else
3035                 default:
3036                         MOD_RESULT = 0;
3037                         string_list s;
3038                         char* data = strtok(params," ");
3039                         while (data)
3040                         {
3041                                 if (*data == ':')
3042                                 {
3043                                         // the last item is a special case
3044                                         data++;
3045                                         char datalast[MAXBUF];
3046                                         strlcpy(datalast,data,MAXBUF);
3047                                         data = strtok(NULL," ");
3048                                         while (data)
3049                                         {
3050                                                 strlcpy(datalast," ",MAXBUF);
3051                                                 strlcpy(datalast,data,MAXBUF);
3052                                                 data = strtok(NULL," ");
3053                                         }
3054                                         s.push_back(data);
3055                                         break;
3056                                 }
3057                                 s.push_back(data);
3058                                 data = strtok(NULL," ");
3059                         }
3060                         FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3061                         if (!MOD_RESULT)
3062                                 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3063                 break;
3064         }
3065 }
3066
3067
3068 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
3069 {
3070         if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)) || (!strncmp(udp_msg,"PASS ",5)) || (!strncmp(udp_msg,"SERVER ",7)))
3071         {
3072                 // a user on a server port, just close their connection.
3073                 RemoveServer(tcp_host);
3074                 return;
3075         }
3076
3077         char response[10240];
3078         char token = udp_msg[0];
3079         char* old = udp_msg;
3080
3081         if ((token != ':') && (strlen(udp_msg)>1) && (udp_msg[1] != ' '))
3082         {
3083                 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(udp_msg),tcp_host);
3084         }
3085
3086         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3087         {
3088                 char* src = udp_msg+1;
3089                 while (udp_msg[0] != ' ')
3090                         udp_msg++;
3091                 udp_msg[0] = 0;
3092                 udp_msg++;
3093                 char* comd = udp_msg;
3094                 while (udp_msg[0] != ' ')
3095                         udp_msg++;
3096                 udp_msg[0] = 0;
3097                 udp_msg++;
3098                 char data[MAXBUF];
3099                 char source[MAXBUF];
3100                 char command[MAXBUF];
3101                 strlcpy(data,udp_msg,512);
3102                 strlcpy(source,src,MAXBUF);
3103                 strlcpy(command,comd,MAXBUF);
3104                 udp_msg = old;
3105
3106                 // unused numeric:
3107                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3108                 if (!strcmp(command,"433"))
3109                 {
3110                         token = '*';
3111                 }
3112                 if (!strcmp(command,"432"))
3113                 {
3114                         token = '*';
3115                 }
3116                 if (!strcmp(command,"PING"))
3117                 {
3118                         token = '*';
3119                 }
3120                 if (!strcmp(command,"NOTICE"))
3121                 {
3122                         snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
3123                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
3124                         token = udp_msg[0];
3125                 }
3126                 if (!strcmp(command,"QUIT"))
3127                 {
3128                         if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3129                         {
3130                                 strcpy(data,":No reason");
3131                         }
3132                         if (!strcmp(data,":"))
3133                         {
3134                                 strcpy(data,":No reason");
3135                         }
3136                         snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
3137                         log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
3138                         token = udp_msg[0];
3139                 }
3140                 if (!strcmp(command,"SQUIT"))
3141                 {
3142                         snprintf(udp_msg,MAXBUF,"& %s",source);
3143                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
3144                         token = udp_msg[0];
3145                 }
3146                 if (!strcmp(command,"SVSMODE"))
3147                 {
3148                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3149                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
3150                         token = udp_msg[0];
3151                 }
3152                 if (!strcmp(command,"SVS2MODE"))
3153                 {
3154                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3155                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
3156                         token = udp_msg[0];
3157                 }
3158                 // todo: this wont work without u:lines
3159                 // in give_ops etc allow nick on a u:lined serv to do just about anything
3160                 if (!strcmp(command,"MODE"))
3161                 {
3162                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3163                         log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
3164                         token = udp_msg[0];
3165                 }
3166                 if (!strcmp(command,"KICK"))
3167                 {
3168                         snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
3169                         log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
3170                         token = udp_msg[0];
3171                 }
3172                 if (!strcmp(command,"KILL"))
3173                 {
3174                         snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
3175                         log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
3176                         token = udp_msg[0];
3177                 }
3178                 if (!strcmp(command,"SVSJOIN"))
3179                 {
3180                         snprintf(udp_msg,MAXBUF,"J %s",data);
3181                         NetSendToOne(tcp_host,udp_msg);
3182                         char* nick = strtok(data," ");
3183                         char* chan = strtok(NULL," ");
3184                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
3185                         userrec* u = Find(nick);
3186                         if (u)
3187                         {
3188                                 add_channel(u,chan,"",true);
3189                         }
3190                         token = udp_msg[0];
3191                 }
3192
3193         }
3194
3195         char* params = udp_msg + 2;
3196         char finalparam[1024];
3197         strcpy(finalparam," :xxxx");
3198         if (strstr(udp_msg," :")) {
3199                 strlcpy(finalparam,strstr(udp_msg," :"),1024);
3200         }
3201
3202
3203         if (token == '-') {
3204                 char* cookie = strtok(params," ");
3205                 char* servername = strtok(NULL," ");
3206                 char* serverdesc = finalparam+2;
3207
3208                 if ((!cookie) || (!servername) || (!serverdesc))
3209                         return;
3210
3211
3212                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3213
3214                 for (int u = 0; u < auth_cookies.size(); u++)
3215                 {
3216                         if (auth_cookies[u] == atoi(cookie))
3217                         {
3218                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3219
3220
3221                                 for (int j = 0; j < 32; j++)
3222                                 {
3223                                         if (me[j] != NULL)
3224                                         {
3225                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3226                                                 {
3227                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3228                                                         {
3229                                                                 me[j]->connectors[k].SetServerName(servername);
3230                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3231                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3232                                                                 NetSendMyRoutingTable();
3233                                                                 return;
3234                                                         }
3235                                                 }
3236                                         }
3237                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3238                                         return;
3239                                 }
3240
3241
3242                                 return;
3243                         }
3244                 }
3245                 // bad cookie, bad bad! go sit in the corner!
3246                 WriteOpers("Bad cookie from %s!",servername);
3247                 return;
3248         }
3249         else
3250         if (token == 'S') {
3251                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3252                 char* servername = strtok(params," ");
3253                 char* password = strtok(NULL," ");
3254                 char* myport = strtok(NULL," ");
3255                 char* revision = strtok(NULL," ");
3256                 char* serverdesc = finalparam+2;
3257
3258                 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3259                         return;
3260
3261                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3262
3263                 ircd_connector* cn = serv->FindHost(servername);
3264
3265                 if (cn)
3266                 {
3267                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3268                         char buffer[MAXBUF];
3269                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3270                         serv->SendPacket(buffer,tcp_host);
3271                         RemoveServer(tcp_host);
3272                         return;
3273                 }
3274
3275                 if (atoi(revision) != GetRevision())
3276                 {
3277                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
3278                         char buffer[MAXBUF];
3279                         snprintf(buffer,MAXBUF,"E :Version number mismatch");
3280                         serv->SendPacket(buffer,tcp_host);
3281                         RemoveServer(tcp_host);
3282                         RemoveServer(servername);
3283                         return;
3284                 }
3285
3286                 for (int j = 0; j < serv->connectors.size(); j++)
3287                 {
3288                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3289                         {
3290                                 serv->connectors[j].SetServerName(servername);
3291                                 serv->connectors[j].SetDescription(serverdesc);
3292                                 serv->connectors[j].SetServerPort(atoi(myport));
3293                         }
3294                 }
3295
3296
3297                 char Link_ServerName[1024];
3298                 char Link_IPAddr[1024];
3299                 char Link_Port[1024];
3300                 char Link_Pass[1024];
3301                 char Link_SendPass[1024];
3302                 int LinkPort = 0;
3303
3304                 // search for a corresponding <link> block in the config files
3305                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3306                 {
3307                         ConfValue("link","name",i,Link_ServerName,&config_f);
3308                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3309                         ConfValue("link","port",i,Link_Port,&config_f);
3310                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3311                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3312                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3313                         LinkPort = atoi(Link_Port);
3314                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3315                         {
3316                                 // we have a matching link line -
3317                                 // send a 'diminutive' server message back...
3318                                 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
3319                                 serv->SendPacket(response,servername);
3320
3321                                 for (int t = 0; t < serv->connectors.size(); t++)
3322                                 {
3323                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3324                                         {
3325                                                 serv->connectors[t].SetState(STATE_CONNECTED);
3326                                         }
3327                                 }
3328
3329                                 return;
3330                         }
3331                 }
3332                 char buffer[MAXBUF];
3333                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3334                 serv->SendPacket(buffer,tcp_host);
3335                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3336                 RemoveServer(tcp_host);
3337                 RemoveServer(servername);
3338                 return;
3339         }
3340         else
3341         if (token == 's') {
3342                 // S test.chatspike.net password :ChatSpike InspIRCd test server
3343                 char* servername = strtok(params," ");
3344                 char* password = strtok(NULL," ");
3345                 char* serverdesc = finalparam+2;
3346
3347                 if ((!servername) || (!password) || (!serverdesc))
3348                         return;
3349
3350                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3351                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3352                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3353                 // a connect, so put out an oper alert!
3354
3355                 // for now, just accept all, we'll fix that later.
3356                 WriteOpers("%s accepted our link credentials ",servername);
3357
3358                 char Link_ServerName[1024];
3359                 char Link_IPAddr[1024];
3360                 char Link_Port[1024];
3361                 char Link_Pass[1024];
3362                 char Link_SendPass[1024];
3363                 int LinkPort = 0;
3364
3365                 // search for a corresponding <link> block in the config files
3366                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3367                 {
3368                         ConfValue("link","name",i,Link_ServerName,&config_f);
3369                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3370                         ConfValue("link","port",i,Link_Port,&config_f);
3371                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3372                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3373                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3374                         LinkPort = atoi(Link_Port);
3375                         if (!strcasecmp(Link_ServerName,servername))
3376                         {
3377                                 // matching link at this end too, we're all done!
3378                                 // at this point we must begin key exchange and insert this
3379                                 // server into our 'active' table.
3380                                 for (int j = 0; j < 32; j++)
3381                                 {
3382                                         if (me[j] != NULL)
3383                                         {
3384                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3385                                                 {
3386                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3387                                                         {
3388                                                                 char buffer[MAXBUF];
3389                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3390                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3391                                                                 snprintf(buffer,MAXBUF,"X 0");
3392                                                                 serv->SendPacket(buffer,tcp_host);
3393                                                                 DoSync(me[j],tcp_host);
3394                                                                 NetSendMyRoutingTable();
3395                                                                 return;
3396                                                         }
3397                                                 }
3398                                         }
3399                                 }
3400                         }
3401                         else {
3402                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3403                         }
3404                 }
3405                 char buffer[MAXBUF];
3406                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3407                 serv->SendPacket(buffer,tcp_host);
3408                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3409                 RemoveServer(tcp_host);
3410                 RemoveServer(servername);
3411                 return;
3412         }
3413         else
3414         if (token == 'U') {
3415                 // U services.chatspike.net password :ChatSpike Services
3416                 //
3417                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3418                 char* servername = strtok(params," ");
3419                 char* password = strtok(NULL," ");
3420                 char* serverdesc = finalparam+2;
3421
3422                 if ((!password) || (!servername) || (!serverdesc))
3423                         return;
3424
3425                 char Link_ServerName[1024];
3426                 char Link_IPAddr[1024];
3427                 char Link_Port[1024];
3428                 char Link_Pass[1024];
3429                 char Link_SendPass[1024];
3430                 int LinkPort = 0;
3431
3432                 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3433
3434
3435                 for (int j = 0; j < 32; j++)
3436                 {
3437                         if (me[j] != NULL)
3438                         {
3439                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3440                                 {
3441                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3442                                         {
3443                                                 char buffer[MAXBUF];
3444                                                 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3445                                                 serv->SendPacket(buffer,tcp_host);
3446                                                 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3447                                                 RemoveServer(tcp_host);
3448                                                 return;
3449                                         }
3450                                 }
3451                         }
3452                 }
3453
3454                 // search for a corresponding <link> block in the config files
3455                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3456                 {
3457                         ConfValue("link","name",i,Link_ServerName,&config_f);
3458                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3459                         ConfValue("link","port",i,Link_Port,&config_f);
3460                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3461                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3462                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3463                         LinkPort = atoi(Link_Port);
3464                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3465                         {
3466                                 // matching link at this end too, we're all done!
3467                                 // at this point we must begin key exchange and insert this
3468                                 // server into our 'active' table.
3469                                 for (int j = 0; j < 32; j++)
3470                                 {
3471                                         if (me[j] != NULL)
3472                                         {
3473                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3474                                                 {
3475                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3476                                                         {
3477                                                                 char buffer[MAXBUF];
3478                                                                 log(DEBUG,"Found matching link block");
3479                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3480                                                                 me[j]->connectors[k].SetServerName(servername);
3481                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
3482                                                                 snprintf(buffer,MAXBUF,"X 0");
3483                                                                 serv->SendPacket(buffer,servername);
3484                                                                 snprintf(buffer,MAXBUF,"s %s %s %lu :%s",ServerName,Link_SendPass,LinkPort,ServerDesc);
3485                                                                 serv->SendPacket(buffer,servername);
3486                                                                 DoSync(me[j],servername);
3487                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3488                                                                 NetSendToAllExcept(servername,buffer);
3489                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3490                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3491                                                                 NetSendMyRoutingTable();
3492                                                                 return;
3493                                                         }
3494                                                 }
3495                                         }
3496                                 }
3497                         }
3498                         else {
3499                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3500                         }
3501                 }
3502                 log(DEBUG,"No matching link block found");
3503                 char buffer[MAXBUF];
3504                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3505                 serv->SendPacket(buffer,tcp_host);
3506                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3507                 RemoveServer(tcp_host);
3508                 RemoveServer(servername);
3509                 return;
3510         }
3511         else
3512         if (token == 'E') {
3513                 char* error_message = finalparam+2;
3514
3515                 if (!error_message)
3516                         return;
3517
3518                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3519                 return;
3520         }
3521         else {
3522                 for (int j = 0; j < 32; j++)
3523                 {
3524                         if (me[j] != NULL)
3525                         {
3526                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3527                                 {
3528                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3529                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3530                                         {
3531                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3532                                                 {
3533                                                         // found a valid ircd_connector.
3534                                                         if ((params) && (*params))
3535                                                                 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3536                                                         return;
3537                                                 }
3538                                         }
3539                                 }
3540                         }
3541                 }
3542
3543                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3544         }
3545 }
3546
3547 long duration(const char* str)
3548 {
3549         char n_field[MAXBUF];
3550         long total = 0;
3551         const char* str_end = str + strlen(str);
3552         n_field[0] = 0;
3553
3554         for (char* i = (char*)str; i < str_end; i++)
3555         {
3556                 // if we have digits, build up a string for the value in n_field,
3557                 // up to 10 digits in size.
3558                 if ((*i >= '0') && (*i <= '9'))
3559                 {
3560                         strlcat(n_field,i,10);
3561                 }
3562                 else
3563                 {
3564                         // we dont have a digit, check for numeric tokens
3565                         switch (tolower(*i))
3566                         {
3567                                 case 's':
3568                                         total += atoi(n_field);
3569                                 break;
3570
3571                                 case 'm':
3572                                         total += (atoi(n_field)*duration_m);
3573                                 break;
3574
3575                                 case 'h':
3576                                         total += (atoi(n_field)*duration_h);
3577                                 break;
3578
3579                                 case 'd':
3580                                         total += (atoi(n_field)*duration_d);
3581                                 break;
3582
3583                                 case 'w':
3584                                         total += (atoi(n_field)*duration_w);
3585                                 break;
3586
3587                                 case 'y':
3588                                         total += (atoi(n_field)*duration_y);
3589                                 break;
3590                         }
3591                         n_field[0] = 0;
3592                 }
3593         }
3594         // add trailing seconds
3595         total += atoi(n_field);
3596
3597         return total;
3598 }
3599
3600
3601 void handle_kline(char **parameters, int pcnt, userrec *user)
3602 {
3603         if (pcnt >= 3)
3604         {
3605                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3606                 if (!duration(parameters[1]))
3607                 {
3608                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3609                 }
3610                 else
3611                 {
3612                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3613                 }
3614         }
3615         else
3616         {
3617                 if (del_kline(parameters[0]))
3618                 {
3619                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3620                 }
3621                 else
3622                 {
3623                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3624                 }
3625         }
3626         apply_lines();
3627 }
3628
3629 void handle_eline(char **parameters, int pcnt, userrec *user)
3630 {
3631         if (pcnt >= 3)
3632         {
3633                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3634                 if (!duration(parameters[1]))
3635                 {
3636                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3637                 }
3638                 else
3639                 {
3640                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3641                 }
3642         }
3643         else
3644         {
3645                 if (del_eline(parameters[0]))
3646                 {
3647                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3648                 }
3649                 else
3650                 {
3651                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3652                 }
3653         }
3654         // no need to apply the lines for an eline
3655 }
3656
3657 void handle_gline(char **parameters, int pcnt, userrec *user)
3658 {
3659         char netdata[MAXBUF];
3660         if (pcnt >= 3)
3661         {
3662                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3663                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3664                 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3665                 NetSendToAll(netdata);
3666                 if (!duration(parameters[1]))
3667                 {
3668                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3669                 }
3670                 else
3671                 {
3672                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3673                 }
3674         }
3675         else
3676         {
3677                 if (del_gline(parameters[0]))
3678                 {
3679                         // . <mask> <who-removed-it>
3680                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3681                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3682                 }
3683                 else
3684                 {
3685                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3686                 }
3687         }
3688         apply_lines();
3689 }
3690
3691 void handle_zline(char **parameters, int pcnt, userrec *user)
3692 {
3693         if (pcnt >= 3)
3694         {
3695                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3696                 if (!duration(parameters[1]))
3697                 {
3698                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3699                 }
3700                 else
3701                 {
3702                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3703                 }
3704         }
3705         else
3706         {
3707                 if (del_zline(parameters[0]))
3708                 {
3709                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3710                 }
3711                 else
3712                 {
3713                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3714                 }
3715         }
3716         apply_lines();
3717 }
3718
3719 void handle_qline(char **parameters, int pcnt, userrec *user)
3720 {
3721         if (pcnt >= 3)
3722         {
3723                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3724                 if (!duration(parameters[1]))
3725                 {
3726                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3727                 }
3728                 else
3729                 {
3730                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3731                 }
3732         }
3733         else
3734         {
3735                 if (del_qline(parameters[0]))
3736                 {
3737                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3738                 }
3739                 else
3740                 {
3741                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3742                 }
3743         }
3744         apply_lines();
3745 }
3746
3747