src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include "inspircd_config.h"
  20 #include "inspircd.h"
  21 #include "inspircd_io.h"
  22 #include "inspircd_util.h"
  23 #include <unistd.h>
  24 #include <sys/errno.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/utsname.h>
  27
  28 #ifdef USE_KQUEUE
  29 #include <sys/types.h>
  30 #include <sys/event.h>
  31 #include <sys/time.h>
  32 #endif
  33
  34 #ifdef USE_EPOLL
  35 #include <sys/epoll.h>
  36 #endif
  37
  38 #include <cstdio>
  39 #include <time.h>
  40 #include <string>
  41 #ifdef GCC3
  42 #include <ext/hash_map>
  43 #else
  44 #include <hash_map>
  45 #endif
  46 #include <map>
  47 #include <sstream>
  48 #include <vector>
  49 #include <deque>
  50 #include <sys/types.h>
  51 #include <sys/time.h>
  52 #include <sys/resource.h>
  53 #ifndef RUSAGE_SELF
  54 #define   RUSAGE_SELF     0
  55 #define   RUSAGE_CHILDREN     -1
  56 #endif
  57 #include "connection.h"
  58 #include "users.h"
  59 #include "servers.h"
  60 #include "ctables.h"
  61 #include "globals.h"
  62 #include "modules.h"
  63 #include "dynamic.h"
  64 #include "wildcard.h"
  65 #include "message.h"
  66 #include "mode.h"
  67 #include "xline.h"
  68 #include "inspstring.h"
  69 #include "dnsqueue.h"
  70 #include "helperfuncs.h"
  71 #include "hashcomp.h"
  72
  73 #ifdef USE_KQUEUE
  74 extern int kq;
  75 #endif
  76
  77 #ifdef USE_EPOLL
  78 int ep;
  79 #endif
  80
  81 extern int MODCOUNT;
  82 extern std::vector<Module*> modules;
  83 extern std::vector<ircd_module*> factory;
  84
  85 extern int LogLevel;
  86 extern char ServerName[MAXBUF];
  87 extern char Network[MAXBUF];
  88 extern char ServerDesc[MAXBUF];
  89 extern char AdminName[MAXBUF];
  90 extern char AdminEmail[MAXBUF];
  91 extern char AdminNick[MAXBUF];
  92 extern char diepass[MAXBUF];
  93 extern char restartpass[MAXBUF];
  94 extern char motd[MAXBUF];
  95 extern char rules[MAXBUF];
  96 extern char list[MAXBUF];
  97 extern char PrefixQuit[MAXBUF];
  98 extern char DieValue[MAXBUF];
  99
 100 extern int debugging;
 101 extern int WHOWAS_STALE;
 102 extern int WHOWAS_MAX;
 103 extern int DieDelay;
 104 extern time_t startup_time;
 105 extern int NetBufferSize;
 106 extern int MaxWhoResults;
 107 extern time_t nb_start;
 108
 109 extern bool nofork;
 110
 111 extern time_t TIME;
 112
 113 extern std::vector<std::string> module_names;
 114
 115 extern char MyExecutable[1024];
 116 extern int boundPortCount;
 117 extern int portCount;
 118 extern int SERVERportCount;
 119 extern int ports[MAXSOCKS];
 120 extern int defaultRoute;
 121
 122 extern std::vector<long> auth_cookies;
 123 extern std::stringstream config_f;
 124
 125 extern serverrec* me[32];
 126
 127 extern FILE *log_file;
 128
 129 extern ClassVector Classes;
 130
 131 const long duration_m = 60;
 132 const long duration_h = duration_m * 60;
 133 const long duration_d = duration_h * 24;
 134 const long duration_w = duration_d * 7;
 135 const long duration_y = duration_w * 52;
 136
 137 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, irc::StrHashComp> user_hash;
 138 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, irc::StrHashComp> chan_hash;
 139 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, irc::InAddr_HashComp> address_cache;
 140 typedef nspace::hash_map<std::string, WhoWasUser*, nspace::hash<string>, irc::StrHashComp> whowas_hash;
 141 typedef std::deque<command_t> command_table;
 142
 143
 144 extern user_hash clientlist;
 145 extern chan_hash chanlist;
 146 extern whowas_hash whowas;
 147 extern command_table cmdlist;
 148 extern file_cache MOTD;
 149 extern file_cache RULES;
 150 extern address_cache IP;
 151
 152 extern std::vector<userrec*> all_opers;
 153
 154 // This table references users by file descriptor.
 155 // its an array to make it VERY fast, as all lookups are referenced
 156 // by an integer, meaning there is no need for a scan/search operation.
 157 extern userrec* fd_ref_table[65536];
 158
 159 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
 160
 161 void handle_join(char **parameters, int pcnt, userrec *user)
 162 {
 163         chanrec* Ptr;
 164
 165         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 166                 return;
 167         if (parameters[0][0] == '#')
 168         {
 169                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 170         }
 171 }
 172
 173
 174 void handle_part(char **parameters, int pcnt, userrec *user)
 175 {
 176         if (pcnt > 1)
 177         {
 178                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 179                         return;
 180                 del_channel(user,parameters[0],parameters[1],false);
 181         }
 182         else
 183         {
 184                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 185                         return;
 186                 del_channel(user,parameters[0],NULL,false);
 187         }
 188 }
 189
 190 void handle_commands(char **parameters, int pcnt, userrec *user)
 191 {
 192         for (unsigned int i = 0; i < cmdlist.size(); i++)
 193         {
 194                 WriteServ(user->fd,"902 %s :%s %s %d",user->nick,cmdlist[i].command,cmdlist[i].source,cmdlist[i].min_params);
 195         }
 196         WriteServ(user->fd,"903 %s :End of COMMANDS list",user->nick);
 197 }
 198
 199 void handle_kick(char **parameters, int pcnt, userrec *user)
 200 {
 201         chanrec* Ptr = FindChan(parameters[0]);
 202         userrec* u   = Find(parameters[1]);
 203
 204         if ((!u) || (!Ptr))
 205         {
 206                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 207                 return;
 208         }
 209
 210         if (!has_channel(user,Ptr))
 211         {
 212                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 213                 return;
 214         }
 215
 216         char reason[MAXBUF];
 217
 218         if (pcnt > 2)
 219         {
 220                 strlcpy(reason,parameters[2],MAXBUF);
 221                 if (strlen(reason)>MAXKICK)
 222                 {
 223                         reason[MAXKICK-1] = '\0';
 224                 }
 225
 226                 kick_channel(user,u,Ptr,reason);
 227         }
 228         else
 229         {
 230                 strlcpy(reason,user->nick,MAXBUF);
 231                 kick_channel(user,u,Ptr,reason);
 232         }
 233
 234         // this must be propogated so that channel membership is kept in step network-wide
 235         char buffer[MAXBUF];
 236         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 237         NetSendToAll(buffer);
 238 }
 239
 240 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 241 {
 242         if (LoadModule(parameters[0]))
 243         {
 244                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 245                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 246         }
 247         else
 248         {
 249                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
 250         }
 251 }
 252
 253 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 254 {
 255         if (UnloadModule(parameters[0]))
 256         {
 257                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 258                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 259         }
 260         else
 261         {
 262                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
 263         }
 264 }
 265
 266 void handle_die(char **parameters, int pcnt, userrec *user)
 267 {
 268         log(DEBUG,"die: %s",user->nick);
 269         if (!strcmp(parameters[0],diepass))
 270         {
 271                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 272                 sleep(DieDelay);
 273                 Exit(ERROR);
 274         }
 275         else
 276         {
 277                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 278         }
 279 }
 280
 281 void handle_restart(char **parameters, int pcnt, userrec *user)
 282 {
 283         char *argv[32];
 284         log(DEFAULT,"Restart: %s",user->nick);
 285         if (!strcmp(parameters[0],restartpass))
 286         {
 287                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 288
 289                 argv[0] = MyExecutable;
 290                 argv[1] = "-wait";
 291                 if (nofork)
 292                 {
 293                         argv[2] = "-nofork";
 294                 }
 295                 else
 296                 {
 297                         argv[2] = NULL;
 298                 }
 299                 argv[3] = NULL;
 300
 301                 // close ALL file descriptors
 302                 send_error("Server restarting.");
 303                 sleep(1);
 304                 for (int i = 0; i < 65536; i++)
 305                 {
 306                         shutdown(i,2);
 307                         close(i);
 308                 }
 309                 sleep(2);
 310
 311                 execv(MyExecutable,argv);
 312
 313                 exit(0);
 314         }
 315         else
 316         {
 317                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 318         }
 319 }
 320
 321 void handle_kill(char **parameters, int pcnt, userrec *user)
 322 {
 323         userrec *u = Find(parameters[0]);
 324         char killreason[MAXBUF];
 325
 326         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 327         if (u)
 328         {
 329                 log(DEBUG,"into kill mechanism");
 330                 int MOD_RESULT = 0;
 331                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 332                 if (MOD_RESULT) {
 333                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 334                         return;
 335                 }
 336
 337                 if (strcmp(ServerName,u->server))
 338                 {
 339                         // remote kill
 340                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 341                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 342                         WriteCommonExcept(u,"QUIT :%s",killreason);
 343                         // K token must go to ALL servers!!!
 344                         char buffer[MAXBUF];
 345                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 346                         NetSendToAll(buffer);
 347
 348                         user_hash::iterator iter = clientlist.find(u->nick);
 349                         if (iter != clientlist.end())
 350                         {
 351                                 log(DEBUG,"deleting user hash value %d",iter->second);
 352                                 clientlist.erase(iter);
 353                         }
 354                         if (u->registered == 7)
 355                         {
 356                                 purge_empty_chans(u);
 357                         }
 358                         if (u->fd > -1)
 359                                 fd_ref_table[u->fd] = NULL;
 360                         delete u;
 361                 }
 362                 else
 363                 {
 364                         // local kill
 365                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 366                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 367                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 368                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 369                         kill_link(u,killreason);
 370                 }
 371         }
 372         else
 373         {
 374                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 375         }
 376 }
 377
 378 void handle_summon(char **parameters, int pcnt, userrec *user)
 379 {
 380         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 381 }
 382
 383 void handle_users(char **parameters, int pcnt, userrec *user)
 384 {
 385         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 386 }
 387
 388 void handle_pass(char **parameters, int pcnt, userrec *user)
 389 {
 390         // Check to make sure they havnt registered -- Fix by FCS
 391         if (user->registered == 7)
 392         {
 393                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 394                 return;
 395         }
 396         strlcpy(user->password,parameters[0],MAXBUF);
 397         if (!strcasecmp(parameters[0],Passwd(user)))
 398         {
 399                 user->haspassed = true;
 400         }
 401 }
 402
 403 void handle_invite(char **parameters, int pcnt, userrec *user)
 404 {
 405         if (pcnt == 2)
 406         {
 407                 userrec* u = Find(parameters[0]);
 408                 chanrec* c = FindChan(parameters[1]);
 409
 410                 if ((!c) || (!u))
 411                 {
 412                         if (!c)
 413                         {
 414                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 415                         }
 416                         else
 417                         {
 418                                 if (c->binarymodes & CM_INVITEONLY)
 419                                 {
 420                                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 421                                 }
 422                         }
 423
 424                         return;
 425                 }
 426
 427                 if (c->binarymodes & CM_INVITEONLY)
 428                 {
 429                         if (cstatus(user,c) < STATUS_HOP)
 430                         {
 431                                 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 432                                 return;
 433                         }
 434                 }
 435                 if (has_channel(u,c))
 436                 {
 437                         WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 438                         return;
 439                 }
 440                 if (!has_channel(user,c))
 441                 {
 442                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 443                         return;
 444                 }
 445
 446                 int MOD_RESULT = 0;
 447                 FOREACH_RESULT(OnUserPreInvite(user,u,c));
 448                 if (MOD_RESULT == 1) {
 449                         return;
 450                 }
 451
 452                 u->InviteTo(c->name);
 453                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 454                 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 455
 456                 // i token must go to ALL servers!!!
 457                 char buffer[MAXBUF];
 458                 snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 459                 NetSendToAll(buffer);
 460         }
 461         else
 462         {
 463                 // pinched from ircu - invite with not enough parameters shows channels
 464                 // youve been invited to but haven't joined yet.
 465                 InvitedList* il = user->GetInviteList();
 466                 for (InvitedList::iterator i = il->begin(); i != il->end(); i++)
 467                 {
 468                         if (i->channel) {
 469                                 WriteServ(user->fd,"346 %s :%s",user->nick,i->channel);
 470                         }
 471                 }
 472                 WriteServ(user->fd,"347 %s :End of INVITE list",user->nick);
 473         }
 474 }
 475
 476 void handle_topic(char **parameters, int pcnt, userrec *user)
 477 {
 478         chanrec* Ptr;
 479
 480         if (pcnt == 1)
 481         {
 482                 if (strlen(parameters[0]) <= CHANMAX)
 483                 {
 484                         Ptr = FindChan(parameters[0]);
 485                         if (Ptr)
 486                         {
 487                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->binarymodes & CM_SECRET))
 488                                 {
 489                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 490                                         return;
 491                                 }
 492                                 if (Ptr->topicset)
 493                                 {
 494                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 495                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 496                                 }
 497                                 else
 498                                 {
 499                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 500                                 }
 501                         }
 502                         else
 503                         {
 504                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 505                         }
 506                 }
 507                 return;
 508         }
 509         else if (pcnt>1)
 510         {
 511                 if (strlen(parameters[0]) <= CHANMAX)
 512                 {
 513                         Ptr = FindChan(parameters[0]);
 514                         if (Ptr)
 515                         {
 516                                 if ((Ptr) && (!has_channel(user,Ptr)))
 517                                 {
 518                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 519                                         return;
 520                                 }
 521                                 if ((Ptr->binarymodes & CM_TOPICLOCK) && (cstatus(user,Ptr)<STATUS_HOP))
 522                                 {
 523                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 524                                         return;
 525                                 }
 526
 527                                 char topic[MAXBUF];
 528                                 strlcpy(topic,parameters[1],MAXBUF);
 529                                 if (strlen(topic)>MAXTOPIC)
 530                                 {
 531                                         topic[MAXTOPIC] = '\0';
 532                                 }
 533
 534                                 if (!strcasecmp(user->server,ServerName))
 535                                 {
 536                                         int MOD_RESULT = 0;
 537                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 538                                         if (MOD_RESULT)
 539                                                 return;
 540                                 }
 541
 542                                 strlcpy(Ptr->topic,topic,MAXBUF);
 543                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 544                                 Ptr->topicset = TIME;
 545                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 546
 547                                 // t token must go to ALL servers!!!
 548                                 char buffer[MAXBUF];
 549                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 550                                 NetSendToAll(buffer);
 551                         }
 552                         else
 553                         {
 554                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 555                         }
 556                 }
 557         }
 558 }
 559
 560 void handle_names(char **parameters, int pcnt, userrec *user)
 561 {
 562         chanrec* c;
 563
 564         if (!pcnt)
 565         {
 566                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 567                 return;
 568         }
 569
 570         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 571                 return;
 572         c = FindChan(parameters[0]);
 573         if (c)
 574         {
 575                 if (((c) && (!has_channel(user,c))) && (c->binarymodes & CM_SECRET))
 576                 {
 577                       WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 578                       return;
 579                 }
 580                 userlist(user,c);
 581                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 582         }
 583         else
 584         {
 585                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 586         }
 587 }
 588
 589 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 590 {
 591         userrec *dest;
 592         chanrec *chan;
 593
 594         user->idle_lastmsg = TIME;
 595
 596         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 597                 return;
 598         if (parameters[0][0] == '#')
 599         {
 600                 chan = FindChan(parameters[0]);
 601                 if (chan)
 602                 {
 603                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 604                         {
 605                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 606                                 return;
 607                         }
 608                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 609                         {
 610                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 611                                 return;
 612                         }
 613
 614                         int MOD_RESULT = 0;
 615
 616                         std::string temp = parameters[1];
 617                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 618                         if (MOD_RESULT) {
 619                                 return;
 620                         }
 621                         parameters[1] = (char*)temp.c_str();
 622
 623                         if (temp == "")
 624                         {
 625                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 626                                 return;
 627                         }
 628
 629                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 630
 631                         // if any users of this channel are on remote servers, broadcast the packet
 632                         char buffer[MAXBUF];
 633                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 634                         NetSendToCommon(user,buffer);
 635                 }
 636                 else
 637                 {
 638                         /* no such nick/channel */
 639                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 640                 }
 641                 return;
 642         }
 643
 644         dest = Find(parameters[0]);
 645         if (dest)
 646         {
 647                 if (strcmp(dest->awaymsg,""))
 648                 {
 649                         /* auto respond with aweh msg */
 650                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 651                 }
 652
 653                 int MOD_RESULT = 0;
 654
 655                 std::string temp = parameters[1];
 656                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 657                 if (MOD_RESULT) {
 658                         return;
 659                 }
 660                 parameters[1] = (char*)temp.c_str();
 661
 662
 663
 664                 if (!strcmp(dest->server,user->server))
 665                 {
 666                         // direct write, same server
 667                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 668                 }
 669                 else
 670                 {
 671                         char buffer[MAXBUF];
 672                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 673                         NetSendToOne(dest->server,buffer);
 674                 }
 675         }
 676         else
 677         {
 678                 /* no such nick/channel */
 679                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 680         }
 681 }
 682
 683 void handle_notice(char **parameters, int pcnt, userrec *user)
 684 {
 685         userrec *dest;
 686         chanrec *chan;
 687
 688         user->idle_lastmsg = TIME;
 689
 690         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 691                 return;
 692         if (parameters[0][0] == '#')
 693         {
 694                 chan = FindChan(parameters[0]);
 695                 if (chan)
 696                 {
 697                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 698                         {
 699                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 700                                 return;
 701                         }
 702                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 703                         {
 704                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 705                                 return;
 706                         }
 707
 708                         int MOD_RESULT = 0;
 709
 710                         std::string temp = parameters[1];
 711                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 712                         if (MOD_RESULT) {
 713                                 return;
 714                         }
 715                         parameters[1] = (char*)temp.c_str();
 716
 717                         if (temp == "")
 718                         {
 719                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 720                                 return;
 721                         }
 722
 723                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 724
 725                         // if any users of this channel are on remote servers, broadcast the packet
 726                         char buffer[MAXBUF];
 727                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 728                         NetSendToCommon(user,buffer);
 729                 }
 730                 else
 731                 {
 732                         /* no such nick/channel */
 733                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 734                 }
 735                 return;
 736         }
 737
 738         dest = Find(parameters[0]);
 739         if (dest)
 740         {
 741                 int MOD_RESULT = 0;
 742
 743                 std::string temp = parameters[1];
 744                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 745                 if (MOD_RESULT) {
 746                         return;
 747                 }
 748                 parameters[1] = (char*)temp.c_str();
 749
 750                 if (!strcmp(dest->server,user->server))
 751                 {
 752                         // direct write, same server
 753                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 754                 }
 755                 else
 756                 {
 757                         char buffer[MAXBUF];
 758                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 759                         NetSendToOne(dest->server,buffer);
 760                 }
 761         }
 762         else
 763         {
 764                 /* no such nick/channel */
 765                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 766         }
 767 }
 768
 769 void handle_server(char **parameters, int pcnt, userrec *user)
 770 {
 771         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 772         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 773 }
 774
 775 void handle_info(char **parameters, int pcnt, userrec *user)
 776 {
 777         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 778         WriteServ(user->fd,"371 %s : ",user->nick);
 779         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 780         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 781         WriteServ(user->fd,"371 %s : ",user->nick);
 782         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 783         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 784         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 785         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 786         WriteServ(user->fd,"371 %s : ",user->nick);
 787         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 788         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 789         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 790         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 791         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 792         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 793         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 794         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 795         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 796         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 797         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 798         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 799         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 800         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 801         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 802         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 803         WriteServ(user->fd,"371 %s : ",user->nick);
 804         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 805         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 806         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 807         WriteServ(user->fd,"371 %s :this software.",user->nick);
 808         WriteServ(user->fd,"371 %s : ",user->nick);
 809         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 810         FOREACH_MOD OnInfo(user);
 811         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 812 }
 813
 814 void handle_time(char **parameters, int pcnt, userrec *user)
 815 {
 816         time_t rawtime;
 817         struct tm * timeinfo;
 818
 819         time ( &rawtime );
 820         timeinfo = localtime ( &rawtime );
 821         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 822
 823 }
 824
 825 void handle_whois(char **parameters, int pcnt, userrec *user)
 826 {
 827         userrec *dest;
 828
 829         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 830                 return;
 831         dest = Find(parameters[0]);
 832         if (dest)
 833         {
 834                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 835                 if (dest->registered == 7)
 836                 {
 837                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 838                         if ((user == dest) || (strchr(user->modes,'o')))
 839                         {
 840                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s %s",user->nick, dest->nick, dest->host, dest->ip);
 841                         }
 842                         char* cl = chlist(dest,user);
 843                         if (strcmp(cl,""))
 844                         {
 845                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl);
 846                         }
 847                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 848                         if (strcmp(dest->awaymsg,""))
 849                         {
 850                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 851                         }
 852                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 853                         {
 854                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 855                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 856                         }
 857                         FOREACH_MOD OnWhois(user,dest);
 858                         if (!strcasecmp(user->server,dest->server))
 859                         {
 860                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 861                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 862                         }
 863
 864                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 865                 }
 866                 else
 867                 {
 868                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 869                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 870                 }
 871         }
 872         else
 873         {
 874                 /* no such nick/channel */
 875                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 876                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 877         }
 878 }
 879
 880 void handle_quit(char **parameters, int pcnt, userrec *user)
 881 {
 882         user_hash::iterator iter = clientlist.find(user->nick);
 883         char* reason;
 884
 885         if (user->registered == 7)
 886         {
 887                 /* theres more to do here, but for now just close the socket */
 888                 if (pcnt == 1)
 889                 {
 890                         if (parameters[0][0] == ':')
 891                         {
 892                                 *parameters[0]++;
 893                         }
 894                         reason = parameters[0];
 895
 896                         if (strlen(reason)>MAXQUIT)
 897                         {
 898                                 reason[MAXQUIT-1] = '\0';
 899                         }
 900
 901                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
 902                         WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
 903                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 904
 905                         char buffer[MAXBUF];
 906                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 907                         NetSendToAll(buffer);
 908                 }
 909                 else
 910                 {
 911                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 912                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 913                         WriteCommonExcept(user,"QUIT :Client exited");
 914
 915                         char buffer[MAXBUF];
 916                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 917                         NetSendToAll(buffer);
 918                 }
 919                 FOREACH_MOD OnUserQuit(user);
 920                 AddWhoWas(user);
 921         }
 922
 923         FOREACH_MOD OnUserDisconnect(user);
 924
 925         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 926         if (user->fd > -1)
 927         {
 928 #ifdef USE_KQUEUE
 929                 struct kevent ke;
 930                 EV_SET(&ke, user->fd, EVFILT_READ, EV_DELETE, 0, 0, NULL);
 931                 int i = kevent(kq, &ke, 1, 0, 0, NULL);
 932                 if (i == -1)
 933                 {
 934                         log(DEBUG,"kqueue: Failed to remove user from queue!");
 935                 }
 936 #endif
 937 #ifdef USE_EPOLL
 938                 struct epoll_event ev;
 939                 ev.events = EPOLLIN | EPOLLET;
 940                 ev.data.fd = user->fd;
 941                 int i = epoll_ctl(ep, EPOLL_CTL_DEL, user->fd, &ev);
 942                 if (i < 0)
 943                 {
 944                         log(DEBUG,"epoll: List deletion failure!");
 945                 }
 946 #endif
 947                 user->CloseSocket();
 948         }
 949
 950         if (iter != clientlist.end())
 951         {
 952                 clientlist.erase(iter);
 953         }
 954
 955         if (user->registered == 7) {
 956                 purge_empty_chans(user);
 957         }
 958         if (user->fd > -1)
 959                 fd_ref_table[user->fd] = NULL;
 960         delete user;
 961 }
 962
 963 void handle_who(char **parameters, int pcnt, userrec *user)
 964 {
 965         chanrec* Ptr = NULL;
 966         char tmp[10];
 967
 968         /* theres more to do here, but for now just close the socket */
 969         if (pcnt == 1)
 970         {
 971                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 972                 {
 973                         if (user->chans[0].channel)
 974                         {
 975                                 int n_list = 0;
 976                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 977                                 {
 978                                         Ptr = i->second->chans[0].channel;
 979                                         // suggested by phidjit and FCS
 980                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 981                                         {
 982                                                 // Bug Fix #29
 983                                                 strcpy(tmp, "");
 984                                                 if (strcmp(i->second->awaymsg, "")) {
 985                                                         strlcat(tmp, "G", 9);
 986                                                 } else {
 987                                                         strlcat(tmp, "H", 9);
 988                                                 }
 989                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 990                                                 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);
 991                                                 n_list++;
 992                                                 if (n_list > MaxWhoResults)
 993                                                 {
 994                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
 995                                                         break;
 996                                                 }
 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                                 int n_list = 0;
1016                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1017                                 {
1018                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
1019                                         {
1020                                                 // Fix Bug #29 - Part 2..
1021                                                 strcpy(tmp, "");
1022                                                 if (strcmp(i->second->awaymsg, "")) {
1023                                                         strlcat(tmp, "G", 9);
1024                                                 } else {
1025                                                         strlcat(tmp, "H", 9);
1026                                                 }
1027                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1028                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1029                                                 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);
1030                                                 n_list++;
1031                                                 if (n_list > MaxWhoResults)
1032                                                 {
1033                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
1034                                                         break;
1035                                                 }
1036
1037                                         }
1038                                 }
1039                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1040                         }
1041                         else
1042                         {
1043                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1044                         }
1045                 }
1046                 else
1047                 {
1048                         userrec* u = Find(parameters[0]);
1049                         if (u)
1050                         {
1051                                 // Bug Fix #29 -- Part 29..
1052                                 strcpy(tmp, "");
1053                                 if (strcmp(u->awaymsg, "")) {
1054                                         strlcat(tmp, "G" ,9);
1055                                 } else {
1056                                         strlcat(tmp, "H" ,9);
1057                                 }
1058                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1059                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1060                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1061                         }
1062                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1063                 }
1064         }
1065         if (pcnt == 2)
1066         {
1067                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1068                 {
1069                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1070                         {
1071                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1072                                 // But i'm a poor bastard with nothing better to do.
1073                                 userrec* oper = *i;
1074                                 strcpy(tmp, "");
1075                                 if (strcmp(oper->awaymsg, "")) {
1076                                         strlcat(tmp, "G" ,9);
1077                                 } else {
1078                                         strlcat(tmp, "H" ,9);
1079                                 }
1080                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1081                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1082                         }
1083                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1084                         return;
1085                 }
1086         }
1087 }
1088
1089 void handle_wallops(char **parameters, int pcnt, userrec *user)
1090 {
1091         WriteWallOps(user,false,"%s",parameters[0]);
1092 }
1093
1094 void handle_list(char **parameters, int pcnt, userrec *user)
1095 {
1096         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1097         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1098         {
1099                 // if the channel is not private/secret, OR the user is on the channel anyway
1100                 if (((!(i->second->binarymodes & CM_PRIVATE)) && (!(i->second->binarymodes & CM_SECRET))) || (has_channel(user,i->second)))
1101                 {
1102                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1103                 }
1104         }
1105         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1106 }
1107
1108
1109 void handle_rehash(char **parameters, int pcnt, userrec *user)
1110 {
1111         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1112         ReadConfig(false,user);
1113         FOREACH_MOD OnRehash();
1114         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1115 }
1116
1117 void handle_lusers(char **parameters, int pcnt, userrec *user)
1118 {
1119         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1120         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1121         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1122         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1123         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1124 }
1125
1126 void handle_admin(char **parameters, int pcnt, userrec *user)
1127 {
1128         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1129         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1130         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1131         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1132 }
1133
1134 void handle_ping(char **parameters, int pcnt, userrec *user)
1135 {
1136         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1137 }
1138
1139 void handle_pong(char **parameters, int pcnt, userrec *user)
1140 {
1141         // set the user as alive so they survive to next ping
1142         user->lastping = 1;
1143 }
1144
1145 void handle_motd(char **parameters, int pcnt, userrec *user)
1146 {
1147         ShowMOTD(user);
1148 }
1149
1150 void handle_rules(char **parameters, int pcnt, userrec *user)
1151 {
1152         ShowRULES(user);
1153 }
1154
1155 void handle_user(char **parameters, int pcnt, userrec *user)
1156 {
1157         if (user->registered < 3)
1158         {
1159                 if (isident(parameters[0]) == 0) {
1160                         // This kinda Sucks, According to the RFC thou, its either this,
1161                         // or "You have already registered" :p -- Craig
1162                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1163                 }
1164                 else {
1165                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1166                         strlcat(user->ident,parameters[0],IDENTMAX+1);
1167                         strlcpy(user->fullname,parameters[3],MAXGECOS);
1168                         user->registered = (user->registered | 1);
1169                 }
1170         }
1171         else
1172         {
1173                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1174                 return;
1175         }
1176         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1177         if (user->registered == 3)
1178         {
1179                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1180                 FOREACH_MOD OnUserRegister(user);
1181                 ConnectUser(user);
1182         }
1183 }
1184
1185 void handle_userhost(char **parameters, int pcnt, userrec *user)
1186 {
1187         char Return[MAXBUF],junk[MAXBUF];
1188         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1189         for (int i = 0; i < pcnt; i++)
1190         {
1191                 userrec *u = Find(parameters[i]);
1192                 if (u)
1193                 {
1194                         if (strchr(u->modes,'o'))
1195                         {
1196                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1197                                 strlcat(Return,junk,MAXBUF);
1198                         }
1199                         else
1200                         {
1201                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1202                                 strlcat(Return,junk,MAXBUF);
1203                         }
1204                 }
1205         }
1206         WriteServ(user->fd,Return);
1207 }
1208
1209
1210 void handle_ison(char **parameters, int pcnt, userrec *user)
1211 {
1212         char Return[MAXBUF];
1213         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1214         for (int i = 0; i < pcnt; i++)
1215         {
1216                 userrec *u = Find(parameters[i]);
1217                 if (u)
1218                 {
1219                         strlcat(Return,u->nick,MAXBUF);
1220                         strlcat(Return," ",MAXBUF);
1221                 }
1222         }
1223         WriteServ(user->fd,Return);
1224 }
1225
1226
1227 void handle_away(char **parameters, int pcnt, userrec *user)
1228 {
1229         if (pcnt)
1230         {
1231                 strlcpy(user->awaymsg,parameters[0],MAXAWAY);
1232                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1233         }
1234         else
1235         {
1236                 strlcpy(user->awaymsg,"",MAXAWAY);
1237                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1238         }
1239 }
1240
1241 void handle_whowas(char **parameters, int pcnt, userrec* user)
1242 {
1243         whowas_hash::iterator i = whowas.find(parameters[0]);
1244
1245         if (i == whowas.end())
1246         {
1247                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1248                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1249         }
1250         else
1251         {
1252                 time_t rawtime = i->second->signon;
1253                 tm *timeinfo;
1254                 char b[MAXBUF];
1255
1256                 timeinfo = localtime(&rawtime);
1257                 strlcpy(b,asctime(timeinfo),MAXBUF);
1258                 b[strlen(b)-1] = '\0';
1259
1260                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1261                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1262                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1263         }
1264
1265 }
1266
1267 void handle_trace(char **parameters, int pcnt, userrec *user)
1268 {
1269         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1270         {
1271                 if (i->second)
1272                 {
1273                         if (isnick(i->second->nick))
1274                         {
1275                                 if (strchr(i->second->modes,'o'))
1276                                 {
1277                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1278                                 }
1279                                 else
1280                                 {
1281                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1282                                 }
1283                         }
1284                         else
1285                         {
1286                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1287                         }
1288                 }
1289         }
1290 }
1291
1292 void handle_modules(char **parameters, int pcnt, userrec *user)
1293 {
1294         for (unsigned int i = 0; i < module_names.size(); i++)
1295         {
1296                 Version V = modules[i]->GetVersion();
1297                 char modulename[MAXBUF];
1298                 char flagstate[MAXBUF];
1299                 strcpy(flagstate,"");
1300                 if (V.Flags & VF_STATIC)
1301                         strlcat(flagstate,", static",MAXBUF);
1302                 if (V.Flags & VF_VENDOR)
1303                         strlcat(flagstate,", vendor",MAXBUF);
1304                 if (V.Flags & VF_COMMON)
1305                         strlcat(flagstate,", common",MAXBUF);
1306                 if (V.Flags & VF_SERVICEPROVIDER)
1307                         strlcat(flagstate,", service provider",MAXBUF);
1308                 if (!flagstate[0])
1309                         strcpy(flagstate,"  <no flags>");
1310                 strlcpy(modulename,module_names[i].c_str(),256);
1311                 if (strchr(user->modes,'o'))
1312                 {
1313                         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);
1314                 }
1315                 else
1316                 {
1317                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1318                 }
1319         }
1320         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1321 }
1322
1323 void handle_stats(char **parameters, int pcnt, userrec *user)
1324 {
1325         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1326         if (pcnt != 1)
1327         {
1328                 return;
1329         }
1330         if (strlen(parameters[0])>1)
1331         {
1332                 /* make the stats query 1 character long */
1333                 parameters[0][1] = '\0';
1334         }
1335
1336
1337         FOREACH_MOD OnStats(*parameters[0]);
1338
1339         if (*parameters[0] == 'c')
1340         {
1341                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1342                 {
1343                         ConfValue("link","name",i,Link_ServerName,&config_f);
1344                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1345                         ConfValue("link","port",i,Link_Port,&config_f);
1346                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1347                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1348                 }
1349         }
1350
1351         if (*parameters[0] == 'i')
1352         {
1353                 int idx = 0;
1354                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1355                 {
1356                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1357                         idx++;
1358                 }
1359         }
1360
1361         if (*parameters[0] == 'y')
1362         {
1363                 int idx = 0;
1364                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1365                 {
1366                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1367                         idx++;
1368                 }
1369         }
1370
1371         if (*parameters[0] == 'U')
1372         {
1373                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1374                 {
1375                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1376                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1377                 }
1378         }
1379
1380         if (*parameters[0] == 'P')
1381         {
1382                 int idx = 0;
1383                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1384                 {
1385                         if (strchr(i->second->modes,'o'))
1386                         {
1387                                 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));
1388                                 idx++;
1389                         }
1390                 }
1391                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1392         }
1393
1394         if (*parameters[0] == 'k')
1395         {
1396                 stats_k(user);
1397         }
1398
1399         if (*parameters[0] == 'g')
1400         {
1401                 stats_g(user);
1402         }
1403
1404         if (*parameters[0] == 'q')
1405         {
1406                 stats_q(user);
1407         }
1408
1409         if (*parameters[0] == 'Z')
1410         {
1411                 stats_z(user);
1412         }
1413
1414         if (*parameters[0] == 'e')
1415         {
1416                 stats_e(user);
1417         }
1418
1419         /* stats m (list number of times each command has been used, plus bytecount) */
1420         if (*parameters[0] == 'm')
1421         {
1422                 for (unsigned int i = 0; i < cmdlist.size(); i++)
1423                 {
1424                         if (cmdlist[i].handler_function)
1425                         {
1426                                 if (cmdlist[i].use_count)
1427                                 {
1428                                         /* RPL_STATSCOMMANDS */
1429                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1430                                 }
1431                         }
1432                 }
1433
1434         }
1435
1436         /* stats z (debug and memory info) */
1437         if (*parameters[0] == 'z')
1438         {
1439                 rusage R;
1440                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1441                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1442                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1443                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1444                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1445                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1446                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1447                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1448                 if (!getrusage(RUSAGE_SELF,&R))
1449                 {
1450                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1451                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1452                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1453                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1454                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1455                 }
1456         }
1457
1458         if (*parameters[0] == 'T')
1459         {
1460                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1461                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1462                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1463                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1464                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1465                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1466         }
1467
1468         /* stats o */
1469         if (*parameters[0] == 'o')
1470         {
1471                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1472                 {
1473                         char LoginName[MAXBUF];
1474                         char HostName[MAXBUF];
1475                         char OperType[MAXBUF];
1476                         ConfValue("oper","name",i,LoginName,&config_f);
1477                         ConfValue("oper","host",i,HostName,&config_f);
1478                         ConfValue("oper","type",i,OperType,&config_f);
1479                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1480                 }
1481         }
1482
1483         /* stats l (show user I/O stats) */
1484         if (*parameters[0] == 'l')
1485         {
1486                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1487                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1488                 {
1489                         if (isnick(i->second->nick))
1490                         {
1491                                 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1492                         }
1493                         else
1494                         {
1495                                 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1496                         }
1497
1498                 }
1499         }
1500
1501         /* stats u (show server uptime) */
1502         if (*parameters[0] == 'u')
1503         {
1504                 time_t current_time = 0;
1505                 current_time = TIME;
1506                 time_t server_uptime = current_time - startup_time;
1507                 struct tm* stime;
1508                 stime = gmtime(&server_uptime);
1509                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1510                  * Craig suggested this, and it seemed a good idea so in it went */
1511                 if (stime->tm_year > 70)
1512                 {
1513                         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);
1514                 }
1515                 else
1516                 {
1517                         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);
1518                 }
1519         }
1520
1521         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1522         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1523
1524 }
1525
1526
1527 void ConnectServer(char* servermask,userrec* user)
1528 {
1529         char Link_ServerName[1024];
1530         char Link_IPAddr[1024];
1531         char Link_Port[1024];
1532         char Link_Pass[1024];
1533         int LinkPort;
1534         bool found = false;
1535
1536         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1537         {
1538                 if (!found)
1539                 {
1540                         ConfValue("link","name",i,Link_ServerName,&config_f);
1541                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1542                         ConfValue("link","port",i,Link_Port,&config_f);
1543                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1544                         LinkPort = atoi(Link_Port);
1545                         if (match(Link_ServerName,servermask)) {
1546                                 found = true;
1547                                 break;
1548                         }
1549                 }
1550         }
1551
1552         if (!found) {
1553                 if (user)
1554                         WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,servermask);
1555                 return;
1556         }
1557
1558         if (user)
1559         {
1560                 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1561         }
1562         else WriteOpers("*** Autoconnecting to %s (%s) port %s...",Link_ServerName,Link_IPAddr,Link_Port);
1563
1564         if (me[defaultRoute])
1565         {
1566                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1567                 return;
1568         }
1569         else
1570         {
1571                 if (user)
1572                         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);
1573         }
1574 }
1575
1576
1577 void handle_connect(char **parameters, int pcnt, userrec *user)
1578 {
1579         ConnectServer(parameters[0],user);
1580 }
1581
1582 void handle_squit(char **parameters, int pcnt, userrec *user)
1583 {
1584         // send out an squit across the mesh and then clear the server list (for local squit)
1585         if (!pcnt)
1586         {
1587                 WriteOpers("SQUIT command issued by %s",user->nick);
1588                 char buffer[MAXBUF];
1589                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1590                 NetSendToAll(buffer);
1591                 DoSplitEveryone();
1592         }
1593         else
1594         {
1595                 if (!strcasecmp("*",parameters[0]))
1596                 {
1597                         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);
1598                         WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1599                         return;
1600                 }
1601                 if (!strcasecmp(ServerName,parameters[0]))
1602                 {
1603                         WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1604                         return;
1605                 }
1606                 bool have_this_server = true;
1607                 int n_count = 0;
1608                 std::string server_to_squit = "";
1609                 while (have_this_server)
1610                 {
1611                         have_this_server = false;
1612                         for (int j = 0; j < 32; j++)
1613                         {
1614                                 if (me[j] != NULL)
1615                                 {
1616                                         for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
1617                                         {
1618                                                 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1619                                                 {
1620                                                         // found a valid ircd_connector.
1621                                                         have_this_server = true;
1622                                                         server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1623                                                         break;
1624                                                 }
1625                                         }
1626                                 }
1627                         }
1628                         if (have_this_server)
1629                         {
1630                                 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1631                                 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1632                                 char buffer[MAXBUF];
1633                                 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1634                                 NetSendToAll(buffer);
1635                                 DoSplit(server_to_squit.c_str());
1636                                 n_count++;
1637                         }
1638                 }
1639                 if (!n_count)
1640                 {
1641                         WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1642                 }
1643         }
1644 }
1645
1646 void handle_links(char **parameters, int pcnt, userrec *user)
1647 {
1648         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1649         for (int j = 0; j < 32; j++)
1650         {
1651                 if (me[j] != NULL)
1652                 {
1653                         for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
1654                         {
1655                                 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());
1656                         }
1657                 }
1658         }
1659         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1660 }
1661
1662 void handle_map(char **parameters, int pcnt, userrec *user)
1663 {
1664         char line[MAXBUF];
1665         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1666         while (strlen(line) < 50)
1667                 strcat(line," ");
1668         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1669         for (int j = 0; j < 32; j++)
1670         {
1671                 if (me[j] != NULL)
1672                 {
1673                         for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
1674                         {
1675                                 int state = me[j]->connectors[k].GetState();
1676                                 snprintf(line,MAXBUF,"006 %s :%c%s%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),state == STATE_NOAUTH_INBOUND || state == STATE_NOAUTH_OUTBOUND ? "-*" : "--", me[j]->connectors[k].GetServerName().c_str());
1677                                 while (strlen(line) < 50)
1678                                         strcat(line," ");
1679                                 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));
1680                         }
1681                 }
1682         }
1683         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1684 }
1685
1686 bool is_uline(const char* server)
1687 {
1688         if (!server)
1689                 return false;
1690         if (!(*server))
1691                 return true;
1692         char ServName[MAXBUF];
1693         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1694         {
1695                 ConfValue("uline","server",i,ServName,&config_f);
1696                 if (!strcasecmp(server,ServName))
1697                 {
1698                         return true;
1699                 }
1700         }
1701         return false;
1702 }
1703 int operstrcmp(char* data,char* input)
1704 {
1705         int MOD_RESULT = 0;
1706         FOREACH_RESULT(OnOperCompare(data,input))
1707         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1708         if (MOD_RESULT == 1)
1709                 return 0;
1710         if (MOD_RESULT == -1)
1711                 return 1;
1712         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1713         return strcmp(data,input);
1714 }
1715
1716 void handle_oper(char **parameters, int pcnt, userrec *user)
1717 {
1718         char LoginName[MAXBUF];
1719         char Password[MAXBUF];
1720         char OperType[MAXBUF];
1721         char TypeName[MAXBUF];
1722         char HostName[MAXBUF];
1723         char TheHost[MAXBUF];
1724         int j;
1725         bool found = false;
1726         bool fail2 = false;
1727         char global[MAXBUF];
1728
1729         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1730
1731         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1732         {
1733                 ConfValue("oper","name",i,LoginName,&config_f);
1734                 ConfValue("oper","password",i,Password,&config_f);
1735                 ConfValue("oper","type",i,OperType,&config_f);
1736                 ConfValue("oper","host",i,HostName,&config_f);
1737                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1738                 {
1739                         fail2 = true;
1740                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1741                         {
1742                                 ConfValue("type","name",j,TypeName,&config_f);
1743
1744                                 if (!strcmp(TypeName,OperType))
1745                                 {
1746                                         /* found this oper's opertype */
1747                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1748                                         NetSendToAll(global);
1749                                         ConfValue("type","host",j,HostName,&config_f);
1750                                         if (*HostName)
1751                                                 ChangeDisplayedHost(user,HostName);
1752                                         strlcpy(user->oper,TypeName,NICKMAX);
1753                                         found = true;
1754                                         fail2 = false;
1755                                         break;
1756                                 }
1757                         }
1758                 }
1759                 if (found)
1760                         break;
1761         }
1762         if (found)
1763         {
1764                 /* correct oper credentials */
1765                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1766                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1767                 if (!strchr(user->modes,'o'))
1768                 {
1769                         strcat(user->modes,"o");
1770                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1771                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1772                         NetSendToAll(global);
1773                         FOREACH_MOD OnOper(user);
1774                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1775                         AddOper(user);
1776                 }
1777         }
1778         else
1779         {
1780                 if (!fail2)
1781                 {
1782                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1783                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1784                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1785                 }
1786                 else
1787                 {
1788                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1789                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1790                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1791                 }
1792         }
1793         return;
1794 }
1795
1796 void handle_nick(char **parameters, int pcnt, userrec *user)
1797 {
1798         if (pcnt < 1)
1799         {
1800                 log(DEBUG,"not enough params for handle_nick");
1801                 return;
1802         }
1803         if (!parameters[0])
1804         {
1805                 log(DEBUG,"invalid parameter passed to handle_nick");
1806                 return;
1807         }
1808         if (!parameters[0][0])
1809         {
1810                 log(DEBUG,"zero length new nick passed to handle_nick");
1811                 return;
1812         }
1813         if (!user)
1814         {
1815                 log(DEBUG,"invalid user passed to handle_nick");
1816                 return;
1817         }
1818         if (!user->nick)
1819         {
1820                 log(DEBUG,"invalid old nick passed to handle_nick");
1821                 return;
1822         }
1823         if (!strcasecmp(user->nick,parameters[0]))
1824         {
1825                 log(DEBUG,"old nick is new nick, skipping");
1826                 return;
1827         }
1828         else
1829         {
1830                 if (strlen(parameters[0]) > 1)
1831                 {
1832                         if (parameters[0][0] == ':')
1833                         {
1834                                 *parameters[0]++;
1835                         }
1836                 }
1837                 if (matches_qline(parameters[0]))
1838                 {
1839                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1840                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1841                         return;
1842                 }
1843                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1844                 {
1845                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1846                         return;
1847                 }
1848         }
1849         if (isnick(parameters[0]) == 0)
1850         {
1851                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1852                 return;
1853         }
1854
1855         if (user->registered == 7)
1856         {
1857                 int MOD_RESULT = 0;
1858                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1859                 if (MOD_RESULT) {
1860                         // if a module returns true, the nick change is silently forbidden.
1861                         return;
1862                 }
1863
1864                 WriteCommon(user,"NICK %s",parameters[0]);
1865
1866                 // N token must go to ALL servers!!!
1867                 char buffer[MAXBUF];
1868                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1869                 NetSendToAll(buffer);
1870         }
1871
1872         char oldnick[NICKMAX];
1873         strlcpy(oldnick,user->nick,NICKMAX);
1874
1875         /* change the nick of the user in the users_hash */
1876         user = ReHashNick(user->nick, parameters[0]);
1877         /* actually change the nick within the record */
1878         if (!user) return;
1879         if (!user->nick) return;
1880
1881         strlcpy(user->nick, parameters[0],NICKMAX);
1882
1883         log(DEBUG,"new nick set: %s",user->nick);
1884
1885         if (user->registered < 3)
1886         {
1887                 user->registered = (user->registered | 2);
1888                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1889                 // and unless we're lucky we'll get a duff one later on.
1890                 user->dns_done = (!lookup_dns(user->nick));
1891                 if (user->dns_done)
1892                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1893         }
1894         if (user->registered == 3)
1895         {
1896                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1897                 FOREACH_MOD OnUserRegister(user);
1898                 ConnectUser(user);
1899         }
1900         if (user->registered == 7)
1901         {
1902                 FOREACH_MOD OnUserPostNick(user,oldnick);
1903         }
1904 }
1905
1906 void handle_equals(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1907 {
1908         char* servername = strtok(params," ");
1909         char* descr = strtok(NULL,"\r\n");
1910
1911         if ((!servername) || (!descr))
1912                 return;
1913
1914         for (int j = 0; j < 32; j++)
1915         {
1916                 if (me[j] != NULL)
1917                 {
1918                         for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
1919                         {
1920                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1921                                 {
1922                                         me[j]->connectors[x].SetDescription(descr);
1923                                 }
1924                         }
1925                 }
1926         }
1927 }
1928
1929
1930 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1931 {
1932         char* servername = strtok(params," ");
1933         char* versionstr = strtok(NULL,"\r\n");
1934
1935         if ((!servername) || (!versionstr))
1936                 return;
1937
1938         for (int j = 0; j < 32; j++)
1939         {
1940                 if (me[j] != NULL)
1941                 {
1942                         for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
1943                         {
1944                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1945                                 {
1946                                         me[j]->connectors[x].SetVersionString(versionstr);
1947                                         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());
1948                                 }
1949                         }
1950                 }
1951         }
1952 }
1953
1954 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1955 {
1956         char* src = strtok(params," ");
1957         char* dest = strtok(NULL," :");
1958         char* text = strtok(NULL,"\r\n");
1959
1960         if ((!src) || (!dest) || (!text))
1961                 return;
1962
1963         text++;
1964
1965         userrec* user = Find(src);
1966         if (user)
1967         {
1968                 // notice all - only issuable by a server
1969                 if (!strcmp(dest,"*"))
1970                 {
1971                         NoticeAll(user,true,"%s",text);
1972                 }
1973                 if (!strcmp(dest,"@*"))
1974                 {
1975                         NoticeAllOpers(user,true,"%s",text);
1976                 }
1977                 else
1978                 {
1979                         userrec* dst = Find(dest);
1980                         if (dst)
1981                         {
1982                                 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1983                         }
1984                         else
1985                         {
1986                                 chanrec* d = FindChan(dest);
1987                                 if (d)
1988                                 {
1989                                         ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1990                                 }
1991                         }
1992                 }
1993         }
1994
1995 }
1996
1997
1998 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1999 {
2000         char* src = strtok(params," ");
2001         char* dest = strtok(NULL," :");
2002         char* text = strtok(NULL,"\r\n");
2003
2004         if ((!src) || (!dest) || (!text))
2005                 return;
2006
2007         text++;
2008
2009         userrec* user = Find(src);
2010         if (user)
2011         {
2012                 userrec* dst = Find(dest);
2013
2014                 if (dst)
2015                 {
2016                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
2017                 }
2018                 else
2019                 {
2020                         chanrec* d = FindChan(dest);
2021                         if (d)
2022                         {
2023                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
2024                         }
2025                 }
2026         }
2027
2028 }
2029
2030 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2031 {
2032         char* nick = strtok(params," ");
2033         char* from = strtok(NULL," ");
2034         char* channel = strtok(NULL," ");
2035
2036         if ((!nick) || (!from) || (!channel))
2037                 return;
2038
2039         userrec* u = Find(nick);
2040         userrec* user = Find(from);
2041         chanrec* c = FindChan(channel);
2042         if ((c) && (u) && (user))
2043         {
2044                 u->InviteTo(c->name);
2045                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
2046         }
2047 }
2048
2049 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2050 {
2051         char* setby = strtok(params," ");
2052         char* channel = strtok(NULL," :");
2053         char* topic = strtok(NULL,"\r\n");
2054
2055         if ((!setby) || (!channel) || (!topic))
2056                 return;
2057
2058         topic++;
2059         userrec* u = Find(setby);
2060         chanrec* c = FindChan(channel);
2061         if ((c) && (u))
2062         {
2063                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
2064                 strlcpy(c->topic,topic,MAXTOPIC);
2065                 strlcpy(c->setby,u->nick,NICKMAX);
2066                 c->topicset = TIME;
2067         }
2068 }
2069
2070
2071 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2072 {
2073         char* tm = strtok(params," ");
2074         char* setby = strtok(NULL," ");
2075         char* channel = strtok(NULL," :");
2076         char* topic = strtok(NULL,"\r\n");
2077
2078         if ((!tm) || (!setby) || (!channel) || (!topic))
2079                 return;
2080
2081         topic++;
2082         time_t TS = atoi(tm);
2083         chanrec* c = FindChan(channel);
2084         if (c)
2085         {
2086                 // in the case of topics and TS, the *NEWER*
2087                 if (TS <= c->topicset)
2088                 {
2089                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2090                         strlcpy(c->topic,topic,MAXTOPIC);
2091                         strlcpy(c->setby,setby,NICKMAX);
2092                 }
2093         }
2094 }
2095
2096 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2097 {
2098         char* pars[128];
2099         char original[MAXBUF],target[MAXBUF];
2100         strlcpy(original,params,MAXBUF);
2101         int index = 0;
2102         char* parameter = strtok(params," ");
2103
2104         if (!parameter)
2105                 return;
2106
2107         strlcpy(target,parameter,MAXBUF);
2108         while (parameter)
2109         {
2110                 if (parameter[0] == ':')
2111                         parameter++;
2112                 pars[index++] = parameter;
2113                 parameter = strtok(NULL," ");
2114         }
2115         log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2116         merge_mode(pars,index);
2117         if (FindChan(target))
2118         {
2119                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2120                 return;
2121         }
2122         if (Find(target))
2123         {
2124                 if (original[0])
2125                         Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2126         }
2127 }
2128
2129 // m is modes set by users only (not servers) valid targets are channels or users.
2130
2131 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2132 {
2133         // m blah #chatspike +b *!test@*4
2134         char* pars[128];
2135         char original[MAXBUF];
2136
2137         if (!params)
2138                 return;
2139
2140         strlcpy(original,params,MAXBUF);
2141
2142         if (!strchr(params,' '))
2143         {
2144                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2145                 return;
2146         }
2147
2148         int index = 0;
2149
2150         char* src = strtok(params," ");
2151
2152         if (!src)
2153                 return;
2154
2155         userrec* user = Find(src);
2156
2157         if (user)
2158         {
2159                 log(DEBUG,"Found user: %s",user->nick);
2160                 char* parameter = strtok(NULL," ");
2161                 while (parameter)
2162                 {
2163                         pars[index++] = parameter;
2164                         parameter = strtok(NULL," ");
2165                 }
2166
2167                 log(DEBUG,"Calling merge_mode2");
2168                 if (index)
2169                         merge_mode2(pars,index,user);
2170         }
2171 }
2172
2173
2174 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2175 {
2176         char* nick = NULL;
2177         char* channel = NULL;
2178         char* reason = NULL;
2179         log(DEBUG,"L TOKEN PARS: '%s'",params);
2180         if (strstr(params,":#"))
2181         {
2182                 nick = strtok(params," ");
2183                 channel = strtok(NULL,"\r\n");
2184                 if ((!nick) || (!channel))
2185                         return;
2186                 channel++;
2187                 reason = "";
2188         }
2189         else
2190         {
2191                 nick = strtok(params," ");
2192                 channel = strtok(NULL," :");
2193                 reason = strtok(NULL,"\r\n");
2194                 if ((!nick) || (!channel) || (!reason))
2195                         return;
2196                 reason++;
2197         }
2198         userrec* user = Find(nick);
2199         if ((user) && (channel) && (reason))
2200         {
2201                 if ((!reason) && (*reason != '\0'))
2202                 {
2203                         del_channel(user,channel,reason,true);
2204                 }
2205                 else
2206                 {
2207                         del_channel(user,channel,NULL,true);
2208                 }
2209         }
2210 }
2211
2212 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2213 {
2214         char* src = strtok(params," ");
2215         char* nick = strtok(NULL," :");
2216         char* reason = strtok(NULL,"\r\n");
2217         if ((!src) || (!nick) || (!reason))
2218                 return;
2219         char kreason[MAXBUF];
2220         reason++;
2221
2222         userrec* u = Find(nick);
2223         userrec* user = Find(src);
2224
2225         if ((user) && (u))
2226         {
2227                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, tcp_host, ServerName, user->dhost,user->nick,reason);
2228                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",tcp_host,user->nick,u->nick,u->ident,u->host,reason);
2229                 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",tcp_host,user->nick,reason);
2230                 kill_link(u,kreason);
2231         }
2232 }
2233
2234 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2235 {
2236         char* nick = strtok(params," :");
2237         char* reason = strtok(NULL,"\r\n");
2238
2239         if ((!nick) || (!reason))
2240                 return;
2241         reason++;
2242
2243         userrec* user = Find(nick);
2244
2245         if (user)
2246         {
2247                 if (strlen(reason)>MAXQUIT)
2248                 {
2249                         reason[MAXQUIT-1] = '\0';
2250                 }
2251
2252
2253                 WriteCommonExcept(user,"QUIT :%s",reason);
2254
2255                 user_hash::iterator iter = clientlist.find(user->nick);
2256
2257                 if (iter != clientlist.end())
2258                 {
2259                         log(DEBUG,"deleting user hash value %d",iter->second);
2260                         clientlist.erase(iter);
2261                 }
2262
2263                 if (user->registered == 7)
2264                 {
2265                         purge_empty_chans(user);
2266                 }
2267                 delete user;
2268         }
2269 }
2270
2271 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2272 {
2273         char* oldnick = strtok(params," ");
2274         char* newnick = strtok(NULL," ");
2275
2276         if ((!oldnick) || (!newnick))
2277                 return;
2278
2279         userrec* user = Find(oldnick);
2280
2281         if (user)
2282         {
2283                 if (is_uline(tcp_host))
2284                 {
2285                         int MOD_RESULT = 0;
2286                         FOREACH_RESULT(OnUserPreNick(user,newnick));
2287                         if (MOD_RESULT) {
2288                                 // if a module returns true, the nick change couldnt be allowed
2289                                 statsCollisions++;
2290                                 kill_link(user,"Nickname collision");
2291                                 return;
2292                         }
2293                         if (matches_qline(newnick))
2294                         {
2295                                 statsCollisions++;
2296                                 kill_link(user,"Nickname collision");
2297                                 return;
2298                         }
2299
2300                         // broadcast this because its a services thingy
2301                         char buffer[MAXBUF];
2302                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2303                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
2304                 }
2305                 WriteCommon(user,"NICK %s",newnick);
2306                 user = ReHashNick(user->nick, newnick);
2307                 if (!user) return;
2308                 if (!user->nick) return;
2309                 strlcpy(user->nick, newnick,NICKMAX);
2310                 log(DEBUG,"new nick set: %s",user->nick);
2311                 if (user->registered == 7)
2312                 {
2313                         FOREACH_MOD OnUserPostNick(user,oldnick);
2314                 }
2315
2316         }
2317 }
2318
2319 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2320 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2321 {
2322         char* src = strtok(params," ");
2323         char* dest = strtok(NULL," ");
2324         char* channel = strtok(NULL," :");
2325         char* reason = strtok(NULL,"\r\n");
2326
2327         if ((!src) || (!dest) || (!channel) || (!reason))
2328                 return;
2329
2330         reason++;
2331         userrec* s = Find(src);
2332         userrec* d = Find(dest);
2333         chanrec* c = FindChan(channel);
2334         if ((s) && (d) && (c))
2335         {
2336                 kick_channel(s,d,c,reason);
2337                 return;
2338         }
2339         d = Find(channel);
2340         c = FindChan(dest);
2341         if ((s) && (d) && (c))
2342         {
2343                 kick_channel(s,d,c,reason);
2344                 return;
2345         }
2346 }
2347
2348 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2349 {
2350         char* who = strtok(params," :");
2351         char* text = strtok(NULL,"\r\n");
2352
2353         if ((!who) || (!text))
2354                 return;
2355
2356         text++;
2357         userrec* s = Find(who);
2358         if (s)
2359         {
2360                 WriteWallOps(s,true,text);
2361         }
2362 }
2363
2364 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2365 {
2366         log(DEBUG,"Adding ULined server %s to my map",params);
2367         ircd_connector s;
2368         s.SetState(STATE_DISCONNECTED);
2369
2370         if (!params)
2371                 return;
2372
2373         s.SetServerName(params);
2374
2375         for (int j = 0; j < 32; j++)
2376         {
2377                 if (me[j] != NULL)
2378                 {
2379                         for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
2380                         {
2381                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2382                                 {
2383                                         // dont allow a server to be added twice
2384                                         log(DEBUG,"ULined server %s already in the map!",params);
2385                                         return;
2386                                 }
2387                         }
2388                 }
2389         }
2390
2391         source->connectors.push_back(s);
2392         WriteOpers("Non-Mesh server %s has joined the network",params);
2393 }
2394
2395 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2396 {
2397         char* tm = strtok(params," ");
2398         char* nick = strtok(NULL," ");
2399         char* host = strtok(NULL," ");
2400         char* dhost = strtok(NULL," ");
2401         char* ident = strtok(NULL," ");
2402         char* modes = strtok(NULL," ");
2403         char* ipaddr = strtok(NULL," ");
2404         char* server = strtok(NULL," :");
2405         char* gecos = strtok(NULL,"\r\n");
2406
2407         if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2408                 return;
2409
2410         if (*gecos == ':')
2411                 gecos++;
2412
2413         if (*modes == '+')
2414                 modes++;
2415
2416         AddServerName(server);
2417
2418         time_t TS = atoi(tm);
2419         user_hash::iterator iter = clientlist.find(nick);
2420         if (iter != clientlist.end())
2421         {
2422                 // nick collision
2423                 statsCollisions++;
2424                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2425                 char str[MAXBUF];
2426                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2427                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2428                 kill_link(iter->second,str);
2429         }
2430         clientlist[nick] = new userrec();
2431         // remote users have an fd of -1. This is so that our Write abstraction
2432         // routines know to route any messages to this record away to whatever server
2433         // theyre on.
2434         clientlist[nick]->fd = -1;
2435         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2436         strlcpy(clientlist[nick]->host, host,160);
2437         strlcpy(clientlist[nick]->dhost, dhost,160);
2438         clientlist[nick]->server = (char*)FindServerNamePtr(server);
2439         strlcpy(clientlist[nick]->ident, ident,IDENTMAX+1); // +1 char to compensate for tilde
2440         strlcpy(clientlist[nick]->fullname, gecos,MAXGECOS);
2441         strlcpy(clientlist[nick]->ip,ipaddr,16);
2442         strlcpy(clientlist[nick]->modes,modes,52);
2443         clientlist[nick]->signon = TS;
2444         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2445         clientlist[nick]->lastping = 1;
2446         clientlist[nick]->port = 0; // so is this...
2447         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2448         clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2449         for (int i = 0; i < MAXCHANS; i++)
2450         {
2451                 clientlist[nick]->chans[i].channel = NULL;
2452                 clientlist[nick]->chans[i].uc_modes = 0;
2453         }
2454         FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2455         if (strchr(clientlist[nick]->modes,'o'))
2456         {
2457                 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2458         }
2459 }
2460
2461 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2462 {
2463         if (!params)
2464                 return;
2465         long tdiff = TIME - atoi(params);
2466         if (tdiff)
2467                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2468 }
2469
2470 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2471 {
2472         char* nick = strtok(params," :");
2473         char* gecos = strtok(NULL,"\r\n");
2474
2475         if ((!nick) || (!gecos))
2476                 return;
2477
2478         userrec* user = Find(nick);
2479
2480         if (user)
2481                 strlcpy(user->fullname,gecos,MAXGECOS);
2482 }
2483
2484 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2485 {
2486         char* nick = strtok(params," ");
2487         char* host = strtok(NULL," ");
2488
2489         if ((!nick) || (!host))
2490                 return;
2491
2492         userrec* user = Find(nick);
2493
2494         if (user)
2495                 strlcpy(user->dhost,host,160);
2496 }
2497
2498 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2499 {
2500         // %s %s %d %d
2501         // + test3.chatspike.net 7010 -2016508415
2502         char* servername = strtok(params," ");
2503         char* ipaddr = strtok(NULL," ");
2504         char* ipport = strtok(NULL," ");
2505         char* cookie = strtok(NULL," ");
2506
2507         if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2508                 return;
2509
2510         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2511
2512
2513         bool conn_already = false;
2514         for (int i = 0; i < 32; i++)
2515         {
2516                 if (me[i] != NULL)
2517                 {
2518                         for (unsigned int j = 0; j < me[i]->connectors.size(); j++)
2519                         {
2520                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2521                                 {
2522                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2523                                         {
2524                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2525                                                 conn_already = true;
2526                                         }
2527                                 }
2528                         }
2529                 }
2530         }
2531         if (!conn_already)
2532                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2533 }
2534
2535 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2536 {
2537         char* server = strtok(params," ");
2538         char* data = strtok(NULL,"\r\n");
2539
2540         if ((!data) || (!server))
2541         {
2542                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2543                 return;
2544         }
2545
2546         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2547         NetSendToOne(server,data);
2548 }
2549
2550 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2551 {
2552         char* nick = strtok(params," ");
2553         char* channel = strtok(NULL," ");
2554
2555         if ((!nick) || (!channel))
2556                 return;
2557
2558         userrec* user = Find(nick);
2559
2560         while (channel)
2561         {
2562                 if ((user != NULL) && (strcmp(channel,"")))
2563                 {
2564                         char privilage = '\0';
2565                         if (channel[0] != '#')
2566                         {
2567                                 privilage = channel[0];
2568                                 channel++;
2569                         }
2570                         add_channel(user,channel,"",true);
2571
2572                         // now work out the privilages they should have on each channel
2573                         // and send the appropriate servermodes.
2574                         for (int i = 0; i != MAXCHANS; i++)
2575                         {
2576                                 if (user->chans[i].channel)
2577                                 {
2578                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2579                                         {
2580                                                 if (privilage == '@')
2581                                                 {
2582                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2583                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2584                                                 }
2585                                                 if (privilage == '%')
2586                                                 {
2587                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2588                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2589                                                 }
2590                                                 if (privilage == '+')
2591                                                 {
2592                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2593                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2594                                                 }
2595                                         }
2596                                 }
2597                         }
2598
2599                 }
2600                 channel = strtok(NULL," ");
2601         }
2602 }
2603
2604 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2605 {
2606         log(DEBUG,"Storing routing table...");
2607         char* sourceserver = strtok(params," ");
2608         char* server = strtok(NULL," ");
2609
2610         if ((!sourceserver) || (!server))
2611                 return;
2612
2613         for (int i = 0; i < 32; i++)
2614         {
2615                 if (me[i] != NULL)
2616                 {
2617                         for (unsigned int j = 0; j < me[i]->connectors.size(); j++)
2618                         {
2619                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2620                                 {
2621                                         me[i]->connectors[j].routes.clear();
2622                                         log(DEBUG,"Found entry for source server.");
2623                                         while (server)
2624                                         {
2625                                                 // store each route
2626                                                 me[i]->connectors[j].routes.push_back(server);
2627                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2628                                                 server = strtok(NULL," ");
2629                                         }
2630                                         return;
2631                                 }
2632                         }
2633                 }
2634         }
2635         log(DEBUG,"Warning! routing table received from nonexistent server!");
2636 }
2637
2638 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2639 {
2640         if (!params)
2641                 return;
2642
2643         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2644         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2645         bool go_again = true;
2646         while (go_again)
2647         {
2648                 go_again = false;
2649                 for (int i = 0; i < 32; i++)
2650                 {
2651                         if (me[i] != NULL)
2652                         {
2653                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2654                                 {
2655                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2656                                         {
2657                                                 j->routes.clear();
2658                                                 j->CloseConnection();
2659                                                 me[i]->connectors.erase(j);
2660                                                 go_again = true;
2661                                                 break;
2662                                         }
2663                                 }
2664                         }
2665                 }
2666         }
2667         log(DEBUG,"Removed server. Will remove clients...");
2668         // iterate through the userlist and remove all users on this server.
2669         // because we're dealing with a mesh, we dont have to deal with anything
2670         // "down-route" from this server (nice huh)
2671         go_again = true;
2672         char reason[MAXBUF];
2673         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2674         while (go_again)
2675         {
2676                 go_again = false;
2677                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2678                 {
2679                         if (!strcasecmp(u->second->server,params))
2680                         {
2681                                 kill_link(u->second,reason);
2682                                 go_again = true;
2683                                 break;
2684                         }
2685                 }
2686         }
2687         log(DEBUG,"Done with netsplit.");
2688 }
2689
2690 unsigned long authcookie;
2691
2692 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2693 {
2694         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2695         log(DEBUG,"Adding G-line");
2696         char* mask = strtok(params," ");
2697         char* who = strtok(NULL," ");
2698         char* create_time = strtok(NULL," ");
2699         char* duration = strtok(NULL," :");
2700         char* reason = strtok(NULL,"\r\n");
2701
2702         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2703                 return;
2704
2705         reason++;
2706         add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2707         // we must update the creation time on this gline
2708         // now that we've added it, or it wont expire at the right time.
2709         gline_set_creation_time(mask,atoi(create_time));
2710         if (!atoi(duration))
2711         {
2712                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2713         }
2714         else
2715         {
2716                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2717         }
2718         apply_lines();
2719 }
2720
2721 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2722 {
2723         log(DEBUG,"Removing G-line");
2724         char* mask = strtok(params," ");
2725         char* who = strtok(NULL," ");
2726
2727         if ((!mask) || (!who))
2728                 return;
2729
2730         if (mask)
2731         {
2732                 if (del_gline((const char*)mask))
2733                 {
2734                         if (who)
2735                         {
2736                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2737                         }
2738                 }
2739         }
2740 }
2741
2742 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2743 {
2744         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2745         log(DEBUG,"Adding Q-line");
2746         char* mask = strtok(params," ");
2747         char* who = strtok(NULL," ");
2748         char* create_time = strtok(NULL," ");
2749         char* duration = strtok(NULL," :");
2750         char* reason = strtok(NULL,"\r\n");
2751
2752         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2753                 return;
2754
2755         reason++;
2756         add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2757         // we must update the creation time on this gline
2758         // now that we've added it, or it wont expire at the right time.
2759         qline_set_creation_time(mask,atoi(create_time));
2760         qline_make_global(mask);
2761         if (!atoi(duration))
2762         {
2763                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2764         }
2765         else
2766         {
2767                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2768         }
2769         apply_lines();
2770 }
2771
2772 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2773 {
2774         log(DEBUG,"Removing Q-line");
2775         char* mask = strtok(params," ");
2776         char* who = strtok(NULL," ");
2777
2778         if ((!mask) || (!who))
2779                 return;
2780
2781         if (mask)
2782         {
2783                 if (del_qline((const char*)mask))
2784                 {
2785                         if (who)
2786                         {
2787                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2788                         }
2789                 }
2790         }
2791 }
2792
2793 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2794 {
2795         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2796         log(DEBUG,"Adding Z-line");
2797         char* mask = strtok(params," ");
2798         char* who = strtok(NULL," ");
2799         char* create_time = strtok(NULL," ");
2800         char* duration = strtok(NULL," :");
2801         char* reason = strtok(NULL,"\r\n");
2802
2803         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2804                 return;
2805
2806         reason++;
2807         add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2808         // we must update the creation time on this gline
2809         // now that we've added it, or it wont expire at the right time.
2810         zline_set_creation_time(mask,atoi(create_time));
2811         zline_make_global(mask);
2812         if (!atoi(duration))
2813         {
2814                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2815         }
2816         else
2817         {
2818                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2819         }
2820         apply_lines();
2821 }
2822
2823 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2824 {
2825         log(DEBUG,"Removing Z-line");
2826         char* mask = strtok(params," ");
2827         char* who = strtok(NULL," ");
2828
2829         if ((!mask) || (!who))
2830                 return;
2831
2832         if (mask)
2833         {
2834                 if (del_zline((const char*)mask))
2835                 {
2836                         if (who)
2837                         {
2838                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2839                         }
2840                 }
2841         }
2842 }
2843
2844 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2845 {
2846         char* nick = strtok(params," ");
2847         char* type = strtok(NULL," ");
2848
2849         if ((!nick) || (!type))
2850                 return;
2851
2852         userrec* u = Find(nick);
2853         if (u)
2854         {
2855                 strlcpy(u->oper,type,NICKMAX);
2856         }
2857 }
2858
2859
2860 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port,char* tcp_sum)
2861 {
2862         char buffer[MAXBUF];
2863         int MOD_RESULT = 0;
2864
2865         ircd_connector* cn = source->FindHost(tcp_host);
2866
2867         switch(token)
2868         {
2869                 // Y <TS>
2870                 // start netburst
2871                 case 'Y':
2872                         nb_start = TIME;
2873                         WriteOpers("Server %s is starting netburst.",tcp_host);
2874                         // now broadcast this new servers address out to all servers that are linked to us,
2875                         // except the newcomer. They'll all attempt to connect back to it.
2876                         authcookie = rand()*rand();
2877                         snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2878                         NetSendToAll_WithSum(buffer,tcp_sum);
2879                 break;
2880                 // ~
2881                 // Store authcookie
2882                 // once stored, this authcookie permits other servers to log in
2883                 // without user or password, using it.
2884                 case '~':
2885                         auth_cookies.push_back(atoi(params));
2886                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2887                 break;
2888                 // connect back to a server using an authcookie
2889                 case '+':
2890                         handle_plus(token,params,source,reply,tcp_host,tcp_sum);
2891                 break;
2892                 // routing table
2893                 case '$':
2894                         handle_dollar(token,params,source,reply,tcp_host,tcp_sum);
2895                 break;
2896                 // node unreachable - we cant route to a server, sooooo we slit it off.
2897                 // servers can generate these for themselves for an squit.
2898                 case '&':
2899                         handle_amp(token,params,source,reply,tcp_host,tcp_sum);
2900                 break;
2901                 // R <server> <data>
2902                 // redirect token, send all of <data> along to the given
2903                 // server as this server has been found to still have a route to it
2904                 case 'R':
2905                         handle_R(token,params,source,reply,tcp_host,tcp_sum);
2906                 break;
2907                 // ?
2908                 // ping
2909                 case '?':
2910                         snprintf(buffer,MAXBUF,"%s !",CreateSum().c_str());
2911                         reply->SendPacket(buffer,tcp_host);
2912                 break;
2913                 // ?
2914                 // pong
2915                 case '!':
2916                         if (cn)
2917                                 cn->ResetPing();
2918                 break;
2919                 // *
2920                 // no operation
2921                 case '*':
2922                 break;
2923                 // no operation - reserved to prevent services issues
2924                 case ':':
2925                 break;
2926                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2927                 // introduce remote client
2928                 case 'N':
2929                         handle_N(token,params,source,reply,tcp_host,tcp_sum);
2930                 break;
2931                 // a <NICK> :<GECOS>
2932                 // change GECOS (SETNAME)
2933                 case 'a':
2934                         handle_a(token,params,source,reply,tcp_host,tcp_sum);
2935                 break;
2936                 // b <NICK> :<HOST>
2937                 // change displayed host (SETHOST)
2938                 case 'b':
2939                         handle_b(token,params,source,reply,tcp_host,tcp_sum);
2940                 break;
2941                 // t <NICK> <CHANNEL> :<TOPIC>
2942                 // change a channel topic
2943                 case 't':
2944                         handle_t(token,params,source,reply,tcp_host,tcp_sum);
2945                 break;
2946                 // i <NICK> <CHANNEL>
2947                 // invite a user to a channel
2948                 case 'i':
2949                         handle_i(token,params,source,reply,tcp_host,tcp_sum);
2950                 break;
2951                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2952                 // kick a user from a channel
2953                 case 'k':
2954                         handle_k(token,params,source,reply,tcp_host,tcp_sum);
2955                 break;
2956                 // n <NICK> <NEWNICK>
2957                 // change nickname of client -- a server should only be able to
2958                 // change the nicknames of clients that reside on it unless
2959                 // they are ulined.
2960                 case 'n':
2961                         handle_n(token,params,source,reply,tcp_host,tcp_sum);
2962                 break;
2963                 // J <NICK> <CHANLIST>
2964                 // Join user to channel list, merge channel permissions
2965                 case 'J':
2966                         handle_J(token,params,source,reply,tcp_host,tcp_sum);
2967                 break;
2968                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2969                 // change channel topic (netburst only)
2970                 case 'T':
2971                         handle_T(token,params,source,reply,tcp_host,tcp_sum);
2972                 break;
2973                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2974                 // Server setting modes on an object
2975                 case 'M':
2976                         handle_M(token,params,source,reply,tcp_host,tcp_sum);
2977                 break;
2978                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2979                 // User setting modes on an object
2980                 case 'm':
2981                         handle_m(token,params,source,reply,tcp_host,tcp_sum);
2982                 break;
2983                 // P <SOURCE> <TARGET> :<TEXT>
2984                 // Send a private/channel message
2985                 case 'P':
2986                         handle_P(token,params,source,reply,tcp_host,tcp_sum);
2987                 break;
2988                 // V <SOURCE> <TARGET> :<TEXT>
2989                 // Send a private/channel notice
2990                 case 'V':
2991                         handle_V(token,params,source,reply,tcp_host,tcp_sum);
2992                 break;
2993                 // v <servername> <arbitary version string>
2994                 case 'v':
2995                         handle_v(token,params,source,reply,tcp_host,tcp_sum);
2996                 break;
2997                 case '=':
2998                         handle_equals(token,params,source,reply,tcp_host,tcp_sum);
2999                 break;
3000                 // L <SOURCE> <CHANNEL> :<REASON>
3001                 // User parting a channel
3002                 case 'L':
3003                         handle_L(token,params,source,reply,tcp_host,tcp_sum);
3004                 break;
3005                 // Q <SOURCE> :<REASON>
3006                 // user quitting
3007                 case 'Q':
3008                         handle_Q(token,params,source,reply,tcp_host,tcp_sum);
3009                 break;
3010                 // H <SERVER>
3011                 // introduce non-meshable server (such as a services server)
3012                 case 'H':
3013                         handle_H(token,params,source,reply,tcp_host,tcp_sum);
3014                 break;
3015                 // K <SOURCE> <DEST> :<REASON>
3016                 // remote kill
3017                 case 'K':
3018                         handle_K(token,params,source,reply,tcp_host,tcp_sum);
3019                 break;
3020                 // @ <SOURCE> :<TEXT>
3021                 // wallops
3022                 case '@':
3023                         handle_AT(token,params,source,reply,tcp_host,tcp_sum);
3024                 break;
3025                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3026                 // add gline
3027                 case '#':
3028                         handle_hash(token,params,source,reply,tcp_host,tcp_sum);
3029                 break;
3030                 // . <mask> <who>
3031                 // remove gline
3032                 case '.':
3033                         handle_dot(token,params,source,reply,tcp_host,tcp_sum);
3034                 break;
3035                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3036                 // add gline
3037                 case '{':
3038                         handle_add_sqline(token,params,source,reply,tcp_host,tcp_sum);
3039                 break;
3040                 // . <mask> <who>
3041                 // remove gline
3042                 case '[':
3043                         handle_del_sqline(token,params,source,reply,tcp_host,tcp_sum);
3044                 break;
3045                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3046                 // add gline
3047                 case '}':
3048                         handle_add_szline(token,params,source,reply,tcp_host,tcp_sum);
3049                 break;
3050                 // . <mask> <who>
3051                 // remove gline
3052                 case ']':
3053                         handle_del_szline(token,params,source,reply,tcp_host,tcp_sum);
3054                 break;
3055                 // | <nick> <opertype>
3056                 // set opertype
3057                 case '|':
3058                         handle_pipe(token,params,source,reply,tcp_host,tcp_sum);
3059                 break;
3060                 // F <TS>
3061                 // end netburst
3062                 case 'F':
3063                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3064                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
3065                         nb_start = 0;
3066                         // tell all the other servers to use this authcookie to connect back again
3067                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
3068                         snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
3069                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
3070                 break;
3071                 case '/':
3072                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
3073                         strlcpy(source->nickserv,params,NICKMAX);
3074                 break;
3075                 // F <TS>
3076                 // end netburst with no mesh creation
3077                 case 'f':
3078                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3079                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
3080                         nb_start = 0;
3081                         // tell everyone else about the new server name so they just add it in the disconnected
3082                         // state
3083                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3084                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
3085                 break;
3086                 // X <reserved>
3087                 // Send netburst now
3088                 case 'X':
3089                         WriteOpers("Sending my netburst to %s",tcp_host);
3090                         DoSync(source,tcp_host);
3091                         WriteOpers("Send of netburst to %s completed",tcp_host);
3092                         NetSendMyRoutingTable();
3093                 break;
3094                 // anything else
3095                 default:
3096                         MOD_RESULT = 0;
3097                         string_list s;
3098                         char* data = strtok(params," ");
3099                         while (data)
3100                         {
3101                                 if (*data == ':')
3102                                 {
3103                                         // the last item is a special case
3104                                         data++;
3105                                         char datalast[MAXBUF];
3106                                         strlcpy(datalast,data,MAXBUF);
3107                                         data = strtok(NULL," ");
3108                                         while (data)
3109                                         {
3110                                                 strlcpy(datalast," ",MAXBUF);
3111                                                 strlcpy(datalast,data,MAXBUF);
3112                                                 data = strtok(NULL," ");
3113                                         }
3114                                         s.push_back(data);
3115                                         break;
3116                                 }
3117                                 s.push_back(data);
3118                                 data = strtok(NULL," ");
3119                         }
3120                         FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3121                         if (!MOD_RESULT)
3122                                 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3123                 break;
3124         }
3125 }
3126
3127
3128 void handle_link_packet(char* tcp_msg, char* tcp_host, serverrec *serv,char* tcp_sum)
3129 {
3130         if ((!strncmp(tcp_msg,"USER ",5)) || (!strncmp(tcp_msg,"NICK ",5)) || (!strncmp(tcp_msg,"PASS ",5)) || (!strncmp(tcp_msg,"SERVER ",7)))
3131         {
3132                 // a user on a server port, just close their connection.
3133                 RemoveServer(tcp_host);
3134                 return;
3135         }
3136
3137         char response[10240];
3138         char token = tcp_msg[0];
3139         char* old = tcp_msg;
3140
3141         if (!strncmp(tcp_msg,"PING",4))
3142         {
3143                 // some muppet of a server is sending PING. We don't know what PING is. drop it silently.
3144                 return;
3145         }
3146
3147         if ((token != ':') && (strlen(tcp_msg)>1) && (tcp_msg[1] != ' '))
3148         {
3149                 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(tcp_msg),tcp_host);
3150         }
3151
3152         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3153         {
3154                 char* src = tcp_msg+1;
3155                 while (tcp_msg[0] != ' ')
3156                         tcp_msg++;
3157                 tcp_msg[0] = 0;
3158                 tcp_msg++;
3159                 char* comd = tcp_msg;
3160                 while (tcp_msg[0] != ' ')
3161                         tcp_msg++;
3162                 tcp_msg[0] = 0;
3163                 tcp_msg++;
3164                 char data[MAXBUF];
3165                 char source[MAXBUF];
3166                 char command[MAXBUF];
3167                 strlcpy(data,tcp_msg,512);
3168                 strlcpy(source,src,MAXBUF);
3169                 strlcpy(command,comd,MAXBUF);
3170                 tcp_msg = old;
3171
3172                 // unused numeric:
3173                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3174                 if (!strcmp(command,"433"))
3175                 {
3176                         token = '*';
3177                 }
3178                 if (!strcmp(command,"432"))
3179                 {
3180                         token = '*';
3181                 }
3182                 if (!strcmp(command,"PING"))
3183                 {
3184                         token = '*';
3185                 }
3186                 if (!strcmp(command,"NOTICE"))
3187                 {
3188                         snprintf(tcp_msg,MAXBUF,"V %s %s",source,data);
3189                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",tcp_msg);
3190                         token = tcp_msg[0];
3191                 }
3192                 if (!strcmp(command,"QUIT"))
3193                 {
3194                         if ((!tcp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3195                         {
3196                                 strcpy(data,":No reason");
3197                         }
3198                         if (!strcmp(data,":"))
3199                         {
3200                                 strcpy(data,":No reason");
3201                         }
3202                         snprintf(tcp_msg,MAXBUF,"Q %s %s",source,data);
3203                         log(DEBUG,"Rewrote QUIT from services to: '%s'",tcp_msg);
3204                         token = tcp_msg[0];
3205                 }
3206                 if (!strcmp(command,"SQUIT"))
3207                 {
3208                         snprintf(tcp_msg,MAXBUF,"& %s",source);
3209                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",tcp_msg);
3210                         token = tcp_msg[0];
3211                 }
3212                 if (!strcmp(command,"SVSMODE"))
3213                 {
3214                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3215                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",tcp_msg);
3216                         token = tcp_msg[0];
3217                 }
3218                 if (!strcmp(command,"SVS2MODE"))
3219                 {
3220                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3221                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",tcp_msg);
3222                         token = tcp_msg[0];
3223                 }
3224                 // todo: this wont work without u:lines
3225                 // in give_ops etc allow nick on a u:lined serv to do just about anything
3226                 if (!strcmp(command,"MODE"))
3227                 {
3228                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3229                         log(DEBUG,"Rewrote MODE from services to: '%s'",tcp_msg);
3230                         token = tcp_msg[0];
3231                 }
3232                 if (!strcmp(command,"KICK"))
3233                 {
3234                         snprintf(tcp_msg,MAXBUF,"k %s %s",source,data);
3235                         log(DEBUG,"Rewrote KICK from services to: '%s'",tcp_msg);
3236                         token = tcp_msg[0];
3237                 }
3238                 if (!strcmp(command,"KILL"))
3239                 {
3240                         snprintf(tcp_msg,MAXBUF,"K %s %s",source,data);
3241                         log(DEBUG,"Rewrote KILL from services to: '%s'",tcp_msg);
3242                         token = tcp_msg[0];
3243                 }
3244                 if (!strcmp(command,"SVSJOIN"))
3245                 {
3246                         snprintf(tcp_msg,MAXBUF,"J %s",data);
3247                         NetSendToOne(tcp_host,tcp_msg);
3248                         char* nick = strtok(data," ");
3249                         char* chan = strtok(NULL," ");
3250                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",tcp_msg);
3251                         userrec* u = Find(nick);
3252                         if (u)
3253                         {
3254                                 add_channel(u,chan,"",true);
3255                         }
3256                         token = tcp_msg[0];
3257                 }
3258
3259         }
3260
3261         char* params = tcp_msg + 2;
3262         char finalparam[1024];
3263         strcpy(finalparam," :xxxx");
3264         if (strstr(tcp_msg," :")) {
3265                 strlcpy(finalparam,strstr(tcp_msg," :"),1024);
3266         }
3267
3268
3269         if (token == '-') {
3270                 char* cookie = strtok(params," ");
3271                 char* servername = strtok(NULL," ");
3272                 char* serverdesc = finalparam+2;
3273
3274                 if ((!cookie) || (!servername) || (!serverdesc))
3275                         return;
3276
3277
3278                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3279
3280                 for (unsigned int u = 0; u < auth_cookies.size(); u++)
3281                 {
3282                         if (auth_cookies[u] == atoi(cookie))
3283                         {
3284                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3285
3286
3287                                 for (int j = 0; j < 32; j++)
3288                                 {
3289                                         if (me[j] != NULL)
3290                                         {
3291                                                 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
3292                                                 {
3293                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3294                                                         {
3295                                                                 me[j]->connectors[k].SetServerName(servername);
3296                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3297                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3298                                                                 AddServerName(servername);
3299                                                                 NetSendMyRoutingTable();
3300                                                                 for (int t = 0; t < 32; t++) if (me[t]) for (unsigned int l = 0; l < me[t]->connectors.size(); l++)
3301                                                                 {
3302                                                                         if (me[t]->connectors[l].GetDescription() != "")
3303                                                                         {
3304                                                                                 snprintf(buffer,MAXBUF,"%s = %s :%s",CreateSum().c_str(),me[t]->connectors[l].GetServerName().c_str(),me[t]->connectors[l].GetDescription().c_str());
3305                                                                                 serv->SendPacket(buffer,servername);
3306                                                                         }
3307                                                                 }
3308                                                                 return;
3309                                                         }
3310                                                 }
3311                                         }
3312                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3313                                         return;
3314                                 }
3315
3316
3317                                 return;
3318                         }
3319                 }
3320                 // bad cookie, bad bad! go sit in the corner!
3321                 WriteOpers("Bad cookie from %s!",servername);
3322                 return;
3323         }
3324         else
3325         if (token == 'S') {
3326                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3327                 char* servername = strtok(params," ");
3328                 char* password = strtok(NULL," ");
3329                 char* myport = strtok(NULL," ");
3330                 char* revision = strtok(NULL," ");
3331                 char* serverdesc = finalparam+2;
3332
3333                 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3334                         return;
3335
3336                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3337
3338                 ircd_connector* cn = serv->FindHost(servername);
3339
3340                 if (cn)
3341                 {
3342                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3343                         char buffer[MAXBUF];
3344                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3345                         serv->SendPacket(buffer,tcp_host);
3346                         serv->FlushWriteBuffers();
3347                         RemoveServer(tcp_host);
3348                         return;
3349                 }
3350
3351                 if (std::string(revision) != GetRevision())
3352                 {
3353                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %s",servername,revision,GetRevision().c_str());
3354                         char buffer[MAXBUF];
3355                         snprintf(buffer,MAXBUF,"E :Version number mismatch");
3356                         serv->SendPacket(buffer,tcp_host);
3357                         serv->FlushWriteBuffers();
3358                         RemoveServer(tcp_host);
3359                         RemoveServer(servername);
3360                         return;
3361                 }
3362
3363                 for (unsigned int j = 0; j < serv->connectors.size(); j++)
3364                 {
3365                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3366                         {
3367                                 serv->connectors[j].SetServerName(servername);
3368                                 serv->connectors[j].SetDescription(serverdesc);
3369                                 serv->connectors[j].SetServerPort(atoi(myport));
3370                         }
3371                 }
3372
3373                 char Link_ServerName[1024];
3374                 char Link_IPAddr[1024];
3375                 char Link_Port[1024];
3376                 char Link_Pass[1024];
3377                 char Link_SendPass[1024];
3378                 int LinkPort = 0;
3379
3380                 // search for a corresponding <link> block in the config files
3381                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3382                 {
3383                         ConfValue("link","name",i,Link_ServerName,&config_f);
3384                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3385                         ConfValue("link","port",i,Link_Port,&config_f);
3386                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3387                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3388                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3389                         LinkPort = atoi(Link_Port);
3390                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3391                         {
3392                                 // we have a matching link line -
3393                                 // send a 'diminutive' server message back...
3394                                 snprintf(response,10240,"%s s %s %s :%s",CreateSum().c_str(),ServerName,Link_SendPass,ServerDesc);
3395                                 serv->SendPacket(response,servername);
3396
3397                                 for (unsigned int t = 0; t < serv->connectors.size(); t++)
3398                                 {
3399                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3400                                         {
3401                                                 serv->connectors[t].SetState(STATE_CONNECTED);
3402                                                 AddServerName(servername);
3403                                         }
3404                                 }
3405
3406                                 return;
3407                         }
3408                 }
3409                 char buffer[MAXBUF];
3410                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3411                 serv->SendPacket(buffer,tcp_host);
3412                 serv->FlushWriteBuffers();
3413                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3414                 RemoveServer(tcp_host);
3415                 RemoveServer(servername);
3416                 return;
3417         }
3418         else
3419         if (token == 's') {
3420                 // S test.chatspike.net password :ChatSpike InspIRCd test server
3421                 char* servername = strtok(params," ");
3422                 char* password = strtok(NULL," ");
3423                 char* serverdesc = finalparam+2;
3424
3425                 if ((!servername) || (!password) || (!serverdesc))
3426                         return;
3427
3428                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3429                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3430                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3431                 // a connect, so put out an oper alert!
3432
3433                 // for now, just accept all, we'll fix that later.
3434                 WriteOpers("%s accepted our link credentials ",servername);
3435
3436                 char Link_ServerName[1024];
3437                 char Link_IPAddr[1024];
3438                 char Link_Port[1024];
3439                 char Link_Pass[1024];
3440                 char Link_SendPass[1024];
3441                 int LinkPort = 0;
3442
3443                 // search for a corresponding <link> block in the config files
3444                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3445                 {
3446                         ConfValue("link","name",i,Link_ServerName,&config_f);
3447                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3448                         ConfValue("link","port",i,Link_Port,&config_f);
3449                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3450                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3451                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3452                         LinkPort = atoi(Link_Port);
3453                         if (!strcasecmp(Link_ServerName,servername))
3454                         {
3455                                 // matching link at this end too, we're all done!
3456                                 // at this point we must begin key exchange and insert this
3457                                 // server into our 'active' table.
3458                                 for (int j = 0; j < 32; j++)
3459                                 {
3460                                         if (me[j] != NULL)
3461                                         {
3462                                                 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
3463                                                 {
3464                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3465                                                         {
3466                                                                 char buffer[MAXBUF];
3467                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3468                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3469                                                                 AddServerName(servername);
3470                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3471                                                                 serv->SendPacket(buffer,tcp_host);
3472                                                                 DoSync(me[j],tcp_host);
3473                                                                 NetSendMyRoutingTable();
3474                                                                 return;
3475                                                         }
3476                                                 }
3477                                         }
3478                                 }
3479                         }
3480                         else {
3481                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3482                         }
3483                 }
3484                 char buffer[MAXBUF];
3485                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3486                 serv->SendPacket(buffer,tcp_host);
3487                 serv->FlushWriteBuffers();
3488                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3489                 RemoveServer(tcp_host);
3490                 RemoveServer(servername);
3491                 return;
3492         }
3493         else
3494         if (token == 'U') {
3495                 // U services.chatspike.net password :ChatSpike Services
3496                 //
3497                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3498                 char* servername = strtok(params," ");
3499                 char* password = strtok(NULL," ");
3500                 char* serverdesc = finalparam+2;
3501
3502                 if ((!password) || (!servername) || (!serverdesc))
3503                         return;
3504
3505                 char Link_ServerName[1024];
3506                 char Link_IPAddr[1024];
3507                 char Link_Port[1024];
3508                 char Link_Pass[1024];
3509                 char Link_SendPass[1024];
3510                 int LinkPort = 0;
3511
3512                 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3513
3514
3515                 for (int j = 0; j < 32; j++)
3516                 {
3517                         if (me[j] != NULL)
3518                         {
3519                                 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
3520                                 {
3521                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3522                                         {
3523                                                 char buffer[MAXBUF];
3524                                                 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3525                                                 serv->SendPacket(buffer,tcp_host);
3526                                                 serv->FlushWriteBuffers();
3527                                                 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3528                                                 RemoveServer(tcp_host);
3529                                                 return;
3530                                         }
3531                                 }
3532                         }
3533                 }
3534
3535                 // search for a corresponding <link> block in the config files
3536                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3537                 {
3538                         ConfValue("link","name",i,Link_ServerName,&config_f);
3539                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3540                         ConfValue("link","port",i,Link_Port,&config_f);
3541                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3542                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3543                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3544                         LinkPort = atoi(Link_Port);
3545                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3546                         {
3547                                 // matching link at this end too, we're all done!
3548                                 // at this point we must begin key exchange and insert this
3549                                 // server into our 'active' table.
3550                                 for (int j = 0; j < 32; j++)
3551                                 {
3552                                         if (me[j] != NULL)
3553                                         {
3554                                                 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
3555                                                 {
3556                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3557                                                         {
3558                                                                 char buffer[MAXBUF];
3559                                                                 log(DEBUG,"Found matching link block");
3560                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3561                                                                 me[j]->connectors[k].SetServerName(servername);
3562                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
3563                                                                 AddServerName(servername);
3564                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3565                                                                 serv->SendPacket(buffer,servername);
3566                                                                 snprintf(buffer,MAXBUF,"%s s %s %s %d :%s",CreateSum().c_str(),ServerName,Link_SendPass,LinkPort,ServerDesc);
3567                                                                 serv->SendPacket(buffer,servername);
3568                                                                 DoSync(me[j],servername);
3569                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3570                                                                 NetSendToAllExcept(servername,buffer);
3571                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3572                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3573                                                                 NetSendMyRoutingTable();
3574                                                                 return;
3575                                                         }
3576                                                 }
3577                                         }
3578                                 }
3579                         }
3580                         else {
3581                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3582                         }
3583                 }
3584                 log(DEBUG,"No matching link block found");
3585                 char buffer[MAXBUF];
3586                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3587                 serv->SendPacket(buffer,tcp_host);
3588                 serv->FlushWriteBuffers();
3589                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3590                 RemoveServer(tcp_host);
3591                 RemoveServer(servername);
3592                 return;
3593         }
3594         else
3595         if (token == 'E') {
3596                 char* error_message = finalparam+2;
3597
3598                 if (!error_message)
3599                         return;
3600
3601                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3602                 return;
3603         }
3604         else {
3605                 for (int j = 0; j < 32; j++)
3606                 {
3607                         if (me[j] != NULL)
3608                         {
3609                                 for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
3610                                 {
3611                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3612                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3613                                         {
3614                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES) || (me[j]->connectors[x].GetState() == STATE_COOKIE_OUTBOUND))
3615                                                 {
3616                                                         // found a valid ircd_connector.
3617                                                         if ((params) && (*params))
3618                                                                 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort(),tcp_sum);
3619                                                         return;
3620                                                 }
3621                                         }
3622                                 }
3623                         }
3624                 }
3625
3626                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3627         }
3628 }
3629
3630 long duration(const char* str)
3631 {
3632         char n_field[MAXBUF];
3633         long total = 0;
3634         const char* str_end = str + strlen(str);
3635         n_field[0] = 0;
3636
3637         for (char* i = (char*)str; i < str_end; i++)
3638         {
3639                 // if we have digits, build up a string for the value in n_field,
3640                 // up to 10 digits in size.
3641                 if ((*i >= '0') && (*i <= '9'))
3642                 {
3643                         strlcat(n_field,i,10);
3644                 }
3645                 else
3646                 {
3647                         // we dont have a digit, check for numeric tokens
3648                         switch (tolower(*i))
3649                         {
3650                                 case 's':
3651                                         total += atoi(n_field);
3652                                 break;
3653
3654                                 case 'm':
3655                                         total += (atoi(n_field)*duration_m);
3656                                 break;
3657
3658                                 case 'h':
3659                                         total += (atoi(n_field)*duration_h);
3660                                 break;
3661
3662                                 case 'd':
3663                                         total += (atoi(n_field)*duration_d);
3664                                 break;
3665
3666                                 case 'w':
3667                                         total += (atoi(n_field)*duration_w);
3668                                 break;
3669
3670                                 case 'y':
3671                                         total += (atoi(n_field)*duration_y);
3672                                 break;
3673                         }
3674                         n_field[0] = 0;
3675                 }
3676         }
3677         // add trailing seconds
3678         total += atoi(n_field);
3679
3680         return total;
3681 }
3682
3683
3684 void handle_kline(char **parameters, int pcnt, userrec *user)
3685 {
3686         if (pcnt >= 3)
3687         {
3688                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3689                 if (!duration(parameters[1]))
3690                 {
3691                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3692                 }
3693                 else
3694                 {
3695                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3696                 }
3697         }
3698         else
3699         {
3700                 if (del_kline(parameters[0]))
3701                 {
3702                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3703                 }
3704                 else
3705                 {
3706                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3707                 }
3708         }
3709         apply_lines();
3710 }
3711
3712 void handle_eline(char **parameters, int pcnt, userrec *user)
3713 {
3714         if (pcnt >= 3)
3715         {
3716                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3717                 if (!duration(parameters[1]))
3718                 {
3719                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3720                 }
3721                 else
3722                 {
3723                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3724                 }
3725         }
3726         else
3727         {
3728                 if (del_eline(parameters[0]))
3729                 {
3730                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3731                 }
3732                 else
3733                 {
3734                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3735                 }
3736         }
3737         // no need to apply the lines for an eline
3738 }
3739
3740 void handle_gline(char **parameters, int pcnt, userrec *user)
3741 {
3742         char netdata[MAXBUF];
3743         if (pcnt >= 3)
3744         {
3745                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3746                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3747                 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3748                 NetSendToAll(netdata);
3749                 if (!duration(parameters[1]))
3750                 {
3751                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3752                 }
3753                 else
3754                 {
3755                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3756                 }
3757         }
3758         else
3759         {
3760                 if (del_gline(parameters[0]))
3761                 {
3762                         // . <mask> <who-removed-it>
3763                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3764                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3765                 }
3766                 else
3767                 {
3768                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3769                 }
3770         }
3771         apply_lines();
3772 }
3773
3774 void handle_zline(char **parameters, int pcnt, userrec *user)
3775 {
3776         if (pcnt >= 3)
3777         {
3778                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3779                 if (!duration(parameters[1]))
3780                 {
3781                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3782                 }
3783                 else
3784                 {
3785                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3786                 }
3787         }
3788         else
3789         {
3790                 if (del_zline(parameters[0]))
3791                 {
3792                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3793                 }
3794                 else
3795                 {
3796                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3797                 }
3798         }
3799         apply_lines();
3800 }
3801
3802 void handle_qline(char **parameters, int pcnt, userrec *user)
3803 {
3804         if (pcnt >= 3)
3805         {
3806                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3807                 if (!duration(parameters[1]))
3808                 {
3809                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3810                 }
3811                 else
3812                 {
3813                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3814                 }
3815         }
3816         else
3817         {
3818                 if (del_qline(parameters[0]))
3819                 {
3820                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3821                 }
3822                 else
3823                 {
3824                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3825                 }
3826         }
3827         apply_lines();
3828 }
3829
3830