src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include "inspircd.h"
  20 #include "inspircd_io.h"
  21 #include "inspircd_util.h"
  22 #include "inspircd_config.h"
  23 #include <unistd.h>
  24 #include <sys/errno.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/utsname.h>
  27
  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 (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-1] = '\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                                                         break;
 994                                         }
 995                                 }
 996                         }
 997                         if (Ptr)
 998                         {
 999                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
1000                         }
1001                         else
1002                         {
1003                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1004                         }
1005                         return;
1006                 }
1007                 if (parameters[0][0] == '#')
1008                 {
1009                         Ptr = FindChan(parameters[0]);
1010                         if (Ptr)
1011                         {
1012                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1013                                 {
1014                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
1015                                         {
1016                                                 // Fix Bug #29 - Part 2..
1017                                                 strcpy(tmp, "");
1018                                                 if (strcmp(i->second->awaymsg, "")) {
1019                                                         strlcat(tmp, "G", 9);
1020                                                 } else {
1021                                                         strlcat(tmp, "H", 9);
1022                                                 }
1023                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1024                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1025                                                 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);
1026                                         }
1027                                 }
1028                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1029                         }
1030                         else
1031                         {
1032                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1033                         }
1034                 }
1035                 else
1036                 {
1037                         userrec* u = Find(parameters[0]);
1038                         if (u)
1039                         {
1040                                 // Bug Fix #29 -- Part 29..
1041                                 strcpy(tmp, "");
1042                                 if (strcmp(u->awaymsg, "")) {
1043                                         strlcat(tmp, "G" ,9);
1044                                 } else {
1045                                         strlcat(tmp, "H" ,9);
1046                                 }
1047                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1048                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1049                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1050                         }
1051                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1052                 }
1053         }
1054         if (pcnt == 2)
1055         {
1056                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1057                 {
1058                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1059                         {
1060                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1061                                 // But i'm a poor bastard with nothing better to do.
1062                                 userrec* oper = *i;
1063                                 strcpy(tmp, "");
1064                                 if (strcmp(oper->awaymsg, "")) {
1065                                         strlcat(tmp, "G" ,9);
1066                                 } else {
1067                                         strlcat(tmp, "H" ,9);
1068                                 }
1069                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1070                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1071                         }
1072                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1073                         return;
1074                 }
1075         }
1076 }
1077
1078 void handle_wallops(char **parameters, int pcnt, userrec *user)
1079 {
1080         WriteWallOps(user,false,"%s",parameters[0]);
1081 }
1082
1083 void handle_list(char **parameters, int pcnt, userrec *user)
1084 {
1085         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1086         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1087         {
1088                 // if the channel is not private/secret, OR the user is on the channel anyway
1089                 if (((!(i->second->binarymodes & CM_PRIVATE)) && (!(i->second->binarymodes & CM_SECRET))) || (has_channel(user,i->second)))
1090                 {
1091                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1092                 }
1093         }
1094         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1095 }
1096
1097
1098 void handle_rehash(char **parameters, int pcnt, userrec *user)
1099 {
1100         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1101         ReadConfig(false,user);
1102         FOREACH_MOD OnRehash();
1103         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1104 }
1105
1106 void handle_lusers(char **parameters, int pcnt, userrec *user)
1107 {
1108         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1109         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1110         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1111         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1112         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1113 }
1114
1115 void handle_admin(char **parameters, int pcnt, userrec *user)
1116 {
1117         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1118         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1119         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1120         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1121 }
1122
1123 void handle_ping(char **parameters, int pcnt, userrec *user)
1124 {
1125         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1126 }
1127
1128 void handle_pong(char **parameters, int pcnt, userrec *user)
1129 {
1130         // set the user as alive so they survive to next ping
1131         user->lastping = 1;
1132 }
1133
1134 void handle_motd(char **parameters, int pcnt, userrec *user)
1135 {
1136         ShowMOTD(user);
1137 }
1138
1139 void handle_rules(char **parameters, int pcnt, userrec *user)
1140 {
1141         ShowRULES(user);
1142 }
1143
1144 void handle_user(char **parameters, int pcnt, userrec *user)
1145 {
1146         if (user->registered < 3)
1147         {
1148                 if (isident(parameters[0]) == 0) {
1149                         // This kinda Sucks, According to the RFC thou, its either this,
1150                         // or "You have already registered" :p -- Craig
1151                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1152                 }
1153                 else {
1154                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1155                         strlcat(user->ident,parameters[0],IDENTMAX);
1156                         strlcpy(user->fullname,parameters[3],128);
1157                         user->registered = (user->registered | 1);
1158                 }
1159         }
1160         else
1161         {
1162                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1163                 return;
1164         }
1165         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1166         if (user->registered == 3)
1167         {
1168                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1169                 FOREACH_MOD OnUserRegister(user);
1170                 ConnectUser(user);
1171         }
1172 }
1173
1174 void handle_userhost(char **parameters, int pcnt, userrec *user)
1175 {
1176         char Return[MAXBUF],junk[MAXBUF];
1177         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1178         for (int i = 0; i < pcnt; i++)
1179         {
1180                 userrec *u = Find(parameters[i]);
1181                 if (u)
1182                 {
1183                         if (strchr(u->modes,'o'))
1184                         {
1185                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1186                                 strlcat(Return,junk,MAXBUF);
1187                         }
1188                         else
1189                         {
1190                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1191                                 strlcat(Return,junk,MAXBUF);
1192                         }
1193                 }
1194         }
1195         WriteServ(user->fd,Return);
1196 }
1197
1198
1199 void handle_ison(char **parameters, int pcnt, userrec *user)
1200 {
1201         char Return[MAXBUF];
1202         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1203         for (int i = 0; i < pcnt; i++)
1204         {
1205                 userrec *u = Find(parameters[i]);
1206                 if (u)
1207                 {
1208                         strlcat(Return,u->nick,MAXBUF);
1209                         strlcat(Return," ",MAXBUF);
1210                 }
1211         }
1212         WriteServ(user->fd,Return);
1213 }
1214
1215
1216 void handle_away(char **parameters, int pcnt, userrec *user)
1217 {
1218         if (pcnt)
1219         {
1220                 strlcpy(user->awaymsg,parameters[0],512);
1221                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1222         }
1223         else
1224         {
1225                 strlcpy(user->awaymsg,"",512);
1226                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1227         }
1228 }
1229
1230 void handle_whowas(char **parameters, int pcnt, userrec* user)
1231 {
1232         whowas_hash::iterator i = whowas.find(parameters[0]);
1233
1234         if (i == whowas.end())
1235         {
1236                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1237                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1238         }
1239         else
1240         {
1241                 time_t rawtime = i->second->signon;
1242                 tm *timeinfo;
1243                 char b[MAXBUF];
1244
1245                 timeinfo = localtime(&rawtime);
1246                 strlcpy(b,asctime(timeinfo),MAXBUF);
1247                 b[strlen(b)-1] = '\0';
1248
1249                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1250                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1251                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1252         }
1253
1254 }
1255
1256 void handle_trace(char **parameters, int pcnt, userrec *user)
1257 {
1258         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1259         {
1260                 if (i->second)
1261                 {
1262                         if (isnick(i->second->nick))
1263                         {
1264                                 if (strchr(i->second->modes,'o'))
1265                                 {
1266                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1267                                 }
1268                                 else
1269                                 {
1270                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1271                                 }
1272                         }
1273                         else
1274                         {
1275                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1276                         }
1277                 }
1278         }
1279 }
1280
1281 void handle_modules(char **parameters, int pcnt, userrec *user)
1282 {
1283         for (int i = 0; i < module_names.size(); i++)
1284         {
1285                 Version V = modules[i]->GetVersion();
1286                 char modulename[MAXBUF];
1287                 char flagstate[MAXBUF];
1288                 strcpy(flagstate,"");
1289                 if (V.Flags & VF_STATIC)
1290                         strlcat(flagstate,", static",MAXBUF);
1291                 if (V.Flags & VF_VENDOR)
1292                         strlcat(flagstate,", vendor",MAXBUF);
1293                 if (V.Flags & VF_COMMON)
1294                         strlcat(flagstate,", common",MAXBUF);
1295                 if (V.Flags & VF_SERVICEPROVIDER)
1296                         strlcat(flagstate,", service provider",MAXBUF);
1297                 if (!flagstate[0])
1298                         strcpy(flagstate,"  <no flags>");
1299                 strlcpy(modulename,module_names[i].c_str(),256);
1300                 if (strchr(user->modes,'o'))
1301                 {
1302                         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);
1303                 }
1304                 else
1305                 {
1306                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1307                 }
1308         }
1309         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1310 }
1311
1312 void handle_stats(char **parameters, int pcnt, userrec *user)
1313 {
1314         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1315         if (pcnt != 1)
1316         {
1317                 return;
1318         }
1319         if (strlen(parameters[0])>1)
1320         {
1321                 /* make the stats query 1 character long */
1322                 parameters[0][1] = '\0';
1323         }
1324
1325
1326         FOREACH_MOD OnStats(*parameters[0]);
1327
1328         if (*parameters[0] == 'c')
1329         {
1330                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1331                 {
1332                         ConfValue("link","name",i,Link_ServerName,&config_f);
1333                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1334                         ConfValue("link","port",i,Link_Port,&config_f);
1335                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1336                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1337                 }
1338         }
1339
1340         if (*parameters[0] == 'i')
1341         {
1342                 int idx = 0;
1343                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1344                 {
1345                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1346                         idx++;
1347                 }
1348         }
1349
1350         if (*parameters[0] == 'y')
1351         {
1352                 int idx = 0;
1353                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1354                 {
1355                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1356                         idx++;
1357                 }
1358         }
1359
1360         if (*parameters[0] == 'U')
1361         {
1362                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1363                 {
1364                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1365                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1366                 }
1367         }
1368
1369         if (*parameters[0] == 'P')
1370         {
1371                 int idx = 0;
1372                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1373                 {
1374                         if (strchr(i->second->modes,'o'))
1375                         {
1376                                 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));
1377                                 idx++;
1378                         }
1379                 }
1380                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1381         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1382         }
1383
1384         if (*parameters[0] == 'k')
1385         {
1386                 stats_k(user);
1387         }
1388
1389         if (*parameters[0] == 'g')
1390         {
1391                 stats_g(user);
1392         }
1393
1394         if (*parameters[0] == 'q')
1395         {
1396                 stats_q(user);
1397         }
1398
1399         if (*parameters[0] == 'Z')
1400         {
1401                 stats_z(user);
1402         }
1403
1404         if (*parameters[0] == 'e')
1405         {
1406                 stats_e(user);
1407         }
1408
1409         /* stats m (list number of times each command has been used, plus bytecount) */
1410         if (*parameters[0] == 'm')
1411         {
1412                 for (int i = 0; i < cmdlist.size(); i++)
1413                 {
1414                         if (cmdlist[i].handler_function)
1415                         {
1416                                 if (cmdlist[i].use_count)
1417                                 {
1418                                         /* RPL_STATSCOMMANDS */
1419                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1420                                 }
1421                         }
1422                 }
1423
1424         }
1425
1426         /* stats z (debug and memory info) */
1427         if (*parameters[0] == 'z')
1428         {
1429                 rusage R;
1430                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1431                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1432                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1433                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1434                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1435                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1436                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1437                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1438                 if (!getrusage(RUSAGE_SELF,&R))
1439                 {
1440                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1441                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1442                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1443                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1444                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1445                 }
1446         }
1447
1448         if (*parameters[0] == 'T')
1449         {
1450                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1451                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1452                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1453                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1454                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1455                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1456         }
1457
1458         /* stats o */
1459         if (*parameters[0] == 'o')
1460         {
1461                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1462                 {
1463                         char LoginName[MAXBUF];
1464                         char HostName[MAXBUF];
1465                         char OperType[MAXBUF];
1466                         ConfValue("oper","name",i,LoginName,&config_f);
1467                         ConfValue("oper","host",i,HostName,&config_f);
1468                         ConfValue("oper","type",i,OperType,&config_f);
1469                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1470                 }
1471         }
1472
1473         /* stats l (show user I/O stats) */
1474         if (*parameters[0] == 'l')
1475         {
1476                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1477                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1478                 {
1479                         if (isnick(i->second->nick))
1480                         {
1481                                 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);
1482                         }
1483                         else
1484                         {
1485                                 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);
1486                         }
1487
1488                 }
1489         }
1490
1491         /* stats u (show server uptime) */
1492         if (*parameters[0] == 'u')
1493         {
1494                 time_t current_time = 0;
1495                 current_time = TIME;
1496                 time_t server_uptime = current_time - startup_time;
1497                 struct tm* stime;
1498                 stime = gmtime(&server_uptime);
1499                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1500                  * Craig suggested this, and it seemed a good idea so in it went */
1501                 if (stime->tm_year > 70)
1502                 {
1503                         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);
1504                 }
1505                 else
1506                 {
1507                         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);
1508                 }
1509         }
1510
1511         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1512         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1513
1514 }
1515
1516
1517 void ConnectServer(char* servermask,userrec* user)
1518 {
1519         char Link_ServerName[1024];
1520         char Link_IPAddr[1024];
1521         char Link_Port[1024];
1522         char Link_Pass[1024];
1523         int LinkPort;
1524         bool found = false;
1525
1526         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1527         {
1528                 if (!found)
1529                 {
1530                         ConfValue("link","name",i,Link_ServerName,&config_f);
1531                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1532                         ConfValue("link","port",i,Link_Port,&config_f);
1533                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1534                         LinkPort = atoi(Link_Port);
1535                         if (match(Link_ServerName,servermask)) {
1536                                 found = true;
1537                                 break;
1538                         }
1539                 }
1540         }
1541
1542         if (!found) {
1543                 if (user)
1544                         WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,servermask);
1545                 return;
1546         }
1547
1548         if (user)
1549         {
1550                 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1551         }
1552         else WriteOpers("*** Autoconnecting to %s (%s) port %s...",Link_ServerName,Link_IPAddr,Link_Port);
1553
1554         if (me[defaultRoute])
1555         {
1556                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1557                 return;
1558         }
1559         else
1560         {
1561                 if (user)
1562                         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);
1563         }
1564 }
1565
1566
1567 void handle_connect(char **parameters, int pcnt, userrec *user)
1568 {
1569         ConnectServer(parameters[0],user);
1570 }
1571
1572 void handle_squit(char **parameters, int pcnt, userrec *user)
1573 {
1574         // send out an squit across the mesh and then clear the server list (for local squit)
1575         if (!pcnt)
1576         {
1577                 WriteOpers("SQUIT command issued by %s",user->nick);
1578                 char buffer[MAXBUF];
1579                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1580                 NetSendToAll(buffer);
1581                 DoSplitEveryone();
1582         }
1583         else
1584         {
1585                 if (!strcasecmp("*",parameters[0]))
1586                 {
1587                         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);
1588                         WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1589                         return;
1590                 }
1591                 if (!strcasecmp(ServerName,parameters[0]))
1592                 {
1593                         WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1594                         return;
1595                 }
1596                 bool have_this_server = true;
1597                 int n_count = 0;
1598                 std::string server_to_squit = "";
1599                 while (have_this_server)
1600                 {
1601                         have_this_server = false;
1602                         for (int j = 0; j < 32; j++)
1603                         {
1604                                 if (me[j] != NULL)
1605                                 {
1606                                         for (int x = 0; x < me[j]->connectors.size(); x++)
1607                                         {
1608                                                 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1609                                                 {
1610                                                         // found a valid ircd_connector.
1611                                                         have_this_server = true;
1612                                                         server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1613                                                         break;
1614                                                 }
1615                                         }
1616                                 }
1617                         }
1618                         if (have_this_server)
1619                         {
1620                                 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1621                                 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1622                                 char buffer[MAXBUF];
1623                                 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1624                                 NetSendToAll(buffer);
1625                                 DoSplit(server_to_squit.c_str());
1626                                 n_count++;
1627                         }
1628                 }
1629                 if (!n_count)
1630                 {
1631                         WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1632                 }
1633         }
1634 }
1635
1636 void handle_links(char **parameters, int pcnt, userrec *user)
1637 {
1638         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1639         for (int j = 0; j < 32; j++)
1640         {
1641                 if (me[j] != NULL)
1642                 {
1643                         for (int k = 0; k < me[j]->connectors.size(); k++)
1644                         {
1645                                 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());
1646                         }
1647                 }
1648         }
1649         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1650 }
1651
1652 void handle_map(char **parameters, int pcnt, userrec *user)
1653 {
1654         char line[MAXBUF];
1655         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1656         while (strlen(line) < 50)
1657                 strcat(line," ");
1658         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1659         for (int j = 0; j < 32; j++)
1660         {
1661                 if (me[j] != NULL)
1662                 {
1663                         for (int k = 0; k < me[j]->connectors.size(); k++)
1664                         {
1665                                 snprintf(line,MAXBUF,"006 %s :%c%c%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetState() == STATE_CONNECTED ? '-' : '*',me[j]->connectors[k].GetServerName().c_str());
1666                                 while (strlen(line) < 50)
1667                                         strcat(line," ");
1668                                 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));
1669                         }
1670                 }
1671         }
1672         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1673 }
1674
1675 bool is_uline(const char* server)
1676 {
1677         if (!server)
1678                 return false;
1679         if (!(*server))
1680                 return true;
1681         char ServName[MAXBUF];
1682         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1683         {
1684                 ConfValue("uline","server",i,ServName,&config_f);
1685                 if (!strcasecmp(server,ServName))
1686                 {
1687                         return true;
1688                 }
1689         }
1690         return false;
1691 }
1692 int operstrcmp(char* data,char* input)
1693 {
1694         int MOD_RESULT = 0;
1695         FOREACH_RESULT(OnOperCompare(data,input))
1696         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1697         if (MOD_RESULT == 1)
1698                 return 0;
1699         if (MOD_RESULT == -1)
1700                 return 1;
1701         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1702         return strcmp(data,input);
1703 }
1704
1705 void handle_oper(char **parameters, int pcnt, userrec *user)
1706 {
1707         char LoginName[MAXBUF];
1708         char Password[MAXBUF];
1709         char OperType[MAXBUF];
1710         char TypeName[MAXBUF];
1711         char HostName[MAXBUF];
1712         char TheHost[MAXBUF];
1713         int j;
1714         bool found = false;
1715         bool fail2 = false;
1716         char global[MAXBUF];
1717
1718         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1719
1720         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1721         {
1722                 ConfValue("oper","name",i,LoginName,&config_f);
1723                 ConfValue("oper","password",i,Password,&config_f);
1724                 ConfValue("oper","type",i,OperType,&config_f);
1725                 ConfValue("oper","host",i,HostName,&config_f);
1726                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1727                 {
1728                         fail2 = true;
1729                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1730                         {
1731                                 ConfValue("type","name",j,TypeName,&config_f);
1732
1733                                 if (!strcmp(TypeName,OperType))
1734                                 {
1735                                         /* found this oper's opertype */
1736                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1737                                         NetSendToAll(global);
1738                                         ConfValue("type","host",j,HostName,&config_f);
1739                                         ChangeDisplayedHost(user,HostName);
1740                                         strlcpy(user->oper,TypeName,NICKMAX);
1741                                         found = true;
1742                                         fail2 = false;
1743                                         break;
1744                                 }
1745                         }
1746                 }
1747                 if (found)
1748                         break;
1749         }
1750         if (found)
1751         {
1752                 /* correct oper credentials */
1753                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1754                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1755                 if (!strchr(user->modes,'o'))
1756                 {
1757                         strcat(user->modes,"o");
1758                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1759                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1760                         NetSendToAll(global);
1761                         FOREACH_MOD OnOper(user);
1762                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1763                         AddOper(user);
1764                 }
1765         }
1766         else
1767         {
1768                 if (!fail2)
1769                 {
1770                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1771                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1772                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1773                 }
1774                 else
1775                 {
1776                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1777                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1778                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1779                 }
1780         }
1781         return;
1782 }
1783
1784 void handle_nick(char **parameters, int pcnt, userrec *user)
1785 {
1786         if (pcnt < 1)
1787         {
1788                 log(DEBUG,"not enough params for handle_nick");
1789                 return;
1790         }
1791         if (!parameters[0])
1792         {
1793                 log(DEBUG,"invalid parameter passed to handle_nick");
1794                 return;
1795         }
1796         if (!parameters[0][0])
1797         {
1798                 log(DEBUG,"zero length new nick passed to handle_nick");
1799                 return;
1800         }
1801         if (!user)
1802         {
1803                 log(DEBUG,"invalid user passed to handle_nick");
1804                 return;
1805         }
1806         if (!user->nick)
1807         {
1808                 log(DEBUG,"invalid old nick passed to handle_nick");
1809                 return;
1810         }
1811         if (!strcasecmp(user->nick,parameters[0]))
1812         {
1813                 log(DEBUG,"old nick is new nick, skipping");
1814                 return;
1815         }
1816         else
1817         {
1818                 if (strlen(parameters[0]) > 1)
1819                 {
1820                         if (parameters[0][0] == ':')
1821                         {
1822                                 *parameters[0]++;
1823                         }
1824                 }
1825                 if (matches_qline(parameters[0]))
1826                 {
1827                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1828                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1829                         return;
1830                 }
1831                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1832                 {
1833                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1834                         return;
1835                 }
1836         }
1837         if (isnick(parameters[0]) == 0)
1838         {
1839                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1840                 return;
1841         }
1842
1843         if (user->registered == 7)
1844         {
1845                 int MOD_RESULT = 0;
1846                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1847                 if (MOD_RESULT) {
1848                         // if a module returns true, the nick change is silently forbidden.
1849                         return;
1850                 }
1851
1852                 WriteCommon(user,"NICK %s",parameters[0]);
1853
1854                 // N token must go to ALL servers!!!
1855                 char buffer[MAXBUF];
1856                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1857                 NetSendToAll(buffer);
1858         }
1859
1860         char oldnick[NICKMAX];
1861         strlcpy(oldnick,user->nick,NICKMAX);
1862
1863         /* change the nick of the user in the users_hash */
1864         user = ReHashNick(user->nick, parameters[0]);
1865         /* actually change the nick within the record */
1866         if (!user) return;
1867         if (!user->nick) return;
1868
1869         strlcpy(user->nick, parameters[0],NICKMAX);
1870
1871         log(DEBUG,"new nick set: %s",user->nick);
1872
1873         if (user->registered < 3)
1874         {
1875                 user->registered = (user->registered | 2);
1876                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1877                 // and unless we're lucky we'll get a duff one later on.
1878                 user->dns_done = (!lookup_dns(user->nick));
1879                 if (user->dns_done)
1880                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1881         }
1882         if (user->registered == 3)
1883         {
1884                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1885                 FOREACH_MOD OnUserRegister(user);
1886                 ConnectUser(user);
1887         }
1888         if (user->registered == 7)
1889         {
1890                 FOREACH_MOD OnUserPostNick(user,oldnick);
1891         }
1892 }
1893
1894
1895 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1896 {
1897         char* servername = strtok(params," ");
1898         char* versionstr = strtok(NULL,"\r\n");
1899
1900         if ((!servername) || (!versionstr))
1901                 return;
1902
1903         for (int j = 0; j < 32; j++)
1904         {
1905                 if (me[j] != NULL)
1906                 {
1907                         for (int x = 0; x < me[j]->connectors.size(); x++)
1908                         {
1909                                 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1910                                 {
1911                                         me[j]->connectors[x].SetVersionString(versionstr);
1912                                         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());
1913                                 }
1914                         }
1915                 }
1916         }
1917 }
1918
1919 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1920 {
1921         char* src = strtok(params," ");
1922         char* dest = strtok(NULL," :");
1923         char* text = strtok(NULL,"\r\n");
1924
1925         if ((!src) || (!dest) || (!text))
1926                 return;
1927
1928         text++;
1929
1930         userrec* user = Find(src);
1931         if (user)
1932         {
1933                 // notice all - only issuable by a server
1934                 if (!strcmp(dest,"*"))
1935                 {
1936                         NoticeAll(user,true,"%s",text);
1937                 }
1938                 if (!strcmp(dest,"@*"))
1939                 {
1940                         NoticeAllOpers(user,true,"%s",text);
1941                 }
1942                 else
1943                 {
1944                         userrec* dst = Find(dest);
1945                         if (dst)
1946                         {
1947                                 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1948                         }
1949                         else
1950                         {
1951                                 chanrec* d = FindChan(dest);
1952                                 if (d)
1953                                 {
1954                                         ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1955                                 }
1956                         }
1957                 }
1958         }
1959
1960 }
1961
1962
1963 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1964 {
1965         char* src = strtok(params," ");
1966         char* dest = strtok(NULL," :");
1967         char* text = strtok(NULL,"\r\n");
1968
1969         if ((!src) || (!dest) || (!text))
1970                 return;
1971
1972         text++;
1973
1974         userrec* user = Find(src);
1975         if (user)
1976         {
1977                 userrec* dst = Find(dest);
1978
1979                 if (dst)
1980                 {
1981                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1982                 }
1983                 else
1984                 {
1985                         chanrec* d = FindChan(dest);
1986                         if (d)
1987                         {
1988                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1989                         }
1990                 }
1991         }
1992
1993 }
1994
1995 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
1996 {
1997         char* nick = strtok(params," ");
1998         char* from = strtok(NULL," ");
1999         char* channel = strtok(NULL," ");
2000
2001         if ((!nick) || (!from) || (!channel))
2002                 return;
2003
2004         userrec* u = Find(nick);
2005         userrec* user = Find(from);
2006         chanrec* c = FindChan(channel);
2007         if ((c) && (u) && (user))
2008         {
2009                 u->InviteTo(c->name);
2010                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
2011         }
2012 }
2013
2014 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2015 {
2016         char* setby = strtok(params," ");
2017         char* channel = strtok(NULL," :");
2018         char* topic = strtok(NULL,"\r\n");
2019
2020         if ((!setby) || (!channel) || (!topic))
2021                 return;
2022
2023         topic++;
2024         userrec* u = Find(setby);
2025         chanrec* c = FindChan(channel);
2026         if ((c) && (u))
2027         {
2028                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
2029                 strlcpy(c->topic,topic,MAXTOPIC);
2030                 strlcpy(c->setby,u->nick,NICKMAX);
2031                 c->topicset = TIME;
2032         }
2033 }
2034
2035
2036 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2037 {
2038         char* tm = strtok(params," ");
2039         char* setby = strtok(NULL," ");
2040         char* channel = strtok(NULL," :");
2041         char* topic = strtok(NULL,"\r\n");
2042
2043         if ((!tm) || (!setby) || (!channel) || (!topic))
2044                 return;
2045
2046         topic++;
2047         time_t TS = atoi(tm);
2048         chanrec* c = FindChan(channel);
2049         if (c)
2050         {
2051                 // in the case of topics and TS, the *NEWER*
2052                 if (TS <= c->topicset)
2053                 {
2054                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2055                         strlcpy(c->topic,topic,MAXTOPIC);
2056                         strlcpy(c->setby,setby,NICKMAX);
2057                 }
2058         }
2059 }
2060
2061 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2062 {
2063         char* pars[128];
2064         char original[MAXBUF],target[MAXBUF];
2065         strlcpy(original,params,MAXBUF);
2066         int index = 0;
2067         char* parameter = strtok(params," ");
2068
2069         if (!parameter)
2070                 return;
2071
2072         strlcpy(target,parameter,MAXBUF);
2073         while (parameter)
2074         {
2075                 if (parameter[0] == ':')
2076                         parameter++;
2077                 pars[index++] = parameter;
2078                 parameter = strtok(NULL," ");
2079         }
2080         log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2081         merge_mode(pars,index);
2082         if (FindChan(target))
2083         {
2084                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2085                 return;
2086         }
2087         if (Find(target))
2088         {
2089                 if (original[0])
2090                         Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2091         }
2092 }
2093
2094 // m is modes set by users only (not servers) valid targets are channels or users.
2095
2096 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2097 {
2098         // m blah #chatspike +b *!test@*4
2099         char* pars[128];
2100         char original[MAXBUF];
2101
2102         if (!params)
2103                 return;
2104
2105         strlcpy(original,params,MAXBUF);
2106
2107         if (!strchr(params,' '))
2108         {
2109                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2110                 return;
2111         }
2112
2113         int index = 0;
2114
2115         char* src = strtok(params," ");
2116
2117         if (!src)
2118                 return;
2119
2120         userrec* user = Find(src);
2121
2122         if (user)
2123         {
2124                 log(DEBUG,"Found user: %s",user->nick);
2125                 char* parameter = strtok(NULL," ");
2126                 while (parameter)
2127                 {
2128                         pars[index++] = parameter;
2129                         parameter = strtok(NULL," ");
2130                 }
2131
2132                 log(DEBUG,"Calling merge_mode2");
2133                 if (index)
2134                         merge_mode2(pars,index,user);
2135         }
2136 }
2137
2138
2139 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2140 {
2141         char* nick = NULL;
2142         char* channel = NULL;
2143         char* reason = NULL;
2144         log(DEBUG,"L TOKEN PARS: '%s'",params);
2145         if (strstr(params,":#"))
2146         {
2147                 nick = strtok(params," ");
2148                 channel = strtok(NULL,"\r\n");
2149                 if ((!nick) || (!channel))
2150                         return;
2151                 channel++;
2152                 reason = "";
2153         }
2154         else
2155         {
2156                 nick = strtok(params," ");
2157                 channel = strtok(NULL," :");
2158                 reason = strtok(NULL,"\r\n");
2159                 if ((!nick) || (!channel) || (!reason))
2160                         return;
2161                 reason++;
2162         }
2163         userrec* user = Find(nick);
2164         if ((user) && (channel) && (reason))
2165         {
2166                 if ((!reason) && (*reason != '\0'))
2167                 {
2168                         del_channel(user,channel,reason,true);
2169                 }
2170                 else
2171                 {
2172                         del_channel(user,channel,NULL,true);
2173                 }
2174         }
2175 }
2176
2177 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2178 {
2179         char* src = strtok(params," ");
2180         char* nick = strtok(NULL," :");
2181         char* reason = strtok(NULL,"\r\n");
2182         if ((!src) || (!nick) || (!reason))
2183                 return;
2184         char kreason[MAXBUF];
2185         reason++;
2186
2187         userrec* u = Find(nick);
2188         userrec* user = Find(src);
2189
2190         if ((user) && (u))
2191         {
2192                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, tcp_host, ServerName, user->dhost,user->nick,reason);
2193                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",tcp_host,user->nick,u->nick,u->ident,u->host,reason);
2194                 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",tcp_host,user->nick,reason);
2195                 kill_link(u,kreason);
2196         }
2197 }
2198
2199 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2200 {
2201         char* nick = strtok(params," :");
2202         char* reason = strtok(NULL,"\r\n");
2203
2204         if ((!nick) || (!reason))
2205                 return;
2206         reason++;
2207
2208         userrec* user = Find(nick);
2209
2210         if (user)
2211         {
2212                 if (strlen(reason)>MAXQUIT)
2213                 {
2214                         reason[MAXQUIT-1] = '\0';
2215                 }
2216
2217
2218                 WriteCommonExcept(user,"QUIT :%s",reason);
2219
2220                 user_hash::iterator iter = clientlist.find(user->nick);
2221
2222                 if (iter != clientlist.end())
2223                 {
2224                         log(DEBUG,"deleting user hash value %d",iter->second);
2225                         clientlist.erase(iter);
2226                 }
2227
2228                 if (user->registered == 7)
2229                 {
2230                         purge_empty_chans(user);
2231                 }
2232                 delete user;
2233         }
2234 }
2235
2236 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2237 {
2238         char* oldnick = strtok(params," ");
2239         char* newnick = strtok(NULL," ");
2240
2241         if ((!oldnick) || (!newnick))
2242                 return;
2243
2244         userrec* user = Find(oldnick);
2245
2246         if (user)
2247         {
2248                 if (is_uline(tcp_host))
2249                 {
2250                         int MOD_RESULT = 0;
2251                         FOREACH_RESULT(OnUserPreNick(user,newnick));
2252                         if (MOD_RESULT) {
2253                                 // if a module returns true, the nick change couldnt be allowed
2254                                 statsCollisions++;
2255                                 kill_link(user,"Nickname collision");
2256                                 return;
2257                         }
2258                         if (matches_qline(newnick))
2259                         {
2260                                 statsCollisions++;
2261                                 kill_link(user,"Nickname collision");
2262                                 return;
2263                         }
2264
2265                         // broadcast this because its a services thingy
2266                         char buffer[MAXBUF];
2267                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2268                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
2269                 }
2270                 WriteCommon(user,"NICK %s",newnick);
2271                 user = ReHashNick(user->nick, newnick);
2272                 if (!user) return;
2273                 if (!user->nick) return;
2274                 strlcpy(user->nick, newnick,NICKMAX);
2275                 log(DEBUG,"new nick set: %s",user->nick);
2276         }
2277 }
2278
2279 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2280 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2281 {
2282         char* src = strtok(params," ");
2283         char* dest = strtok(NULL," ");
2284         char* channel = strtok(NULL," :");
2285         char* reason = strtok(NULL,"\r\n");
2286
2287         if ((!src) || (!dest) || (!channel) || (!reason))
2288                 return;
2289
2290         reason++;
2291         userrec* s = Find(src);
2292         userrec* d = Find(dest);
2293         chanrec* c = FindChan(channel);
2294         if ((s) && (d) && (c))
2295         {
2296                 kick_channel(s,d,c,reason);
2297                 return;
2298         }
2299         d = Find(channel);
2300         c = FindChan(dest);
2301         if ((s) && (d) && (c))
2302         {
2303                 kick_channel(s,d,c,reason);
2304                 return;
2305         }
2306 }
2307
2308 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2309 {
2310         char* who = strtok(params," :");
2311         char* text = strtok(NULL,"\r\n");
2312
2313         if ((!who) || (!text))
2314                 return;
2315
2316         text++;
2317         userrec* s = Find(who);
2318         if (s)
2319         {
2320                 WriteWallOps(s,true,text);
2321         }
2322 }
2323
2324 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2325 {
2326         log(DEBUG,"Adding ULined server %s to my map",params);
2327         ircd_connector s;
2328         s.SetState(STATE_DISCONNECTED);
2329
2330         if (!params)
2331                 return;
2332
2333         s.SetServerName(params);
2334
2335         for (int j = 0; j < 32; j++)
2336         {
2337                 if (me[j] != NULL)
2338                 {
2339                         for (int k = 0; k < me[j]->connectors.size(); k++)
2340                         {
2341                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2342                                 {
2343                                         // dont allow a server to be added twice
2344                                         log(DEBUG,"ULined server %s already in the map!",params);
2345                                         return;
2346                                 }
2347                         }
2348                 }
2349         }
2350
2351         source->connectors.push_back(s);
2352         WriteOpers("Non-Mesh server %s has joined the network",params);
2353 }
2354
2355 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2356 {
2357         char* tm = strtok(params," ");
2358         char* nick = strtok(NULL," ");
2359         char* host = strtok(NULL," ");
2360         char* dhost = strtok(NULL," ");
2361         char* ident = strtok(NULL," ");
2362         char* modes = strtok(NULL," ");
2363         char* ipaddr = strtok(NULL," ");
2364         char* server = strtok(NULL," :");
2365         char* gecos = strtok(NULL,"\r\n");
2366
2367         if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2368                 return;
2369
2370         if (*gecos == ':')
2371                 gecos++;
2372
2373         if (*modes == '+')
2374                 modes++;
2375
2376         time_t TS = atoi(tm);
2377         user_hash::iterator iter = clientlist.find(nick);
2378         if (iter != clientlist.end())
2379         {
2380                 // nick collision
2381                 statsCollisions++;
2382                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2383                 char str[MAXBUF];
2384                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2385                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2386                 kill_link(iter->second,str);
2387         }
2388         clientlist[nick] = new userrec();
2389         // remote users have an fd of -1. This is so that our Write abstraction
2390         // routines know to route any messages to this record away to whatever server
2391         // theyre on.
2392         clientlist[nick]->fd = -1;
2393         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2394         strlcpy(clientlist[nick]->host, host,160);
2395         strlcpy(clientlist[nick]->dhost, dhost,160);
2396         strlcpy(clientlist[nick]->server, server,256);
2397         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2398         strlcpy(clientlist[nick]->fullname, gecos,128);
2399         strlcpy(clientlist[nick]->ip,ipaddr,16);
2400         clientlist[nick]->signon = TS;
2401         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2402         clientlist[nick]->lastping = 1;
2403         clientlist[nick]->port = 0; // so is this...
2404         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2405         clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2406         for (int i = 0; i < MAXCHANS; i++)
2407         {
2408                 clientlist[nick]->chans[i].channel = NULL;
2409                 clientlist[nick]->chans[i].uc_modes = 0;
2410         }
2411         FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2412         if (strchr(clientlist[nick]->modes,'o'))
2413         {
2414                 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2415         }
2416 }
2417
2418 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2419 {
2420         if (!params)
2421                 return;
2422         long tdiff = TIME - atoi(params);
2423         if (tdiff)
2424                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2425 }
2426
2427 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2428 {
2429         char* nick = strtok(params," :");
2430         char* gecos = strtok(NULL,"\r\n");
2431
2432         if ((!nick) || (!gecos))
2433                 return;
2434
2435         userrec* user = Find(nick);
2436
2437         if (user)
2438                 strlcpy(user->fullname,gecos,MAXBUF);
2439 }
2440
2441 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2442 {
2443         char* nick = strtok(params," ");
2444         char* host = strtok(NULL," ");
2445
2446         if ((!nick) || (!host))
2447                 return;
2448
2449         userrec* user = Find(nick);
2450
2451         if (user)
2452                 strlcpy(user->dhost,host,160);
2453 }
2454
2455 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2456 {
2457         // %s %s %d %d
2458         // + test3.chatspike.net 7010 -2016508415
2459         char* servername = strtok(params," ");
2460         char* ipaddr = strtok(NULL," ");
2461         char* ipport = strtok(NULL," ");
2462         char* cookie = strtok(NULL," ");
2463
2464         if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2465                 return;
2466
2467         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2468
2469
2470         bool conn_already = false;
2471         for (int i = 0; i < 32; i++)
2472         {
2473                 if (me[i] != NULL)
2474                 {
2475                         for (int j = 0; j < me[i]->connectors.size(); j++)
2476                         {
2477                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2478                                 {
2479                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2480                                         {
2481                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2482                                                 conn_already = true;
2483                                         }
2484                                 }
2485                         }
2486                 }
2487         }
2488         if (!conn_already)
2489                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2490 }
2491
2492 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2493 {
2494         char* server = strtok(params," ");
2495         char* data = strtok(NULL,"\r\n");
2496
2497         if ((!data) || (!server))
2498         {
2499                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2500                 return;
2501         }
2502
2503         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2504         NetSendToOne(server,data);
2505 }
2506
2507 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2508 {
2509         char* nick = strtok(params," ");
2510         char* channel = strtok(NULL," ");
2511
2512         if ((!nick) || (!channel))
2513                 return;
2514
2515         userrec* user = Find(nick);
2516
2517         while (channel)
2518         {
2519                 if ((user != NULL) && (strcmp(channel,"")))
2520                 {
2521                         char privilage = '\0';
2522                         if (channel[0] != '#')
2523                         {
2524                                 privilage = channel[0];
2525                                 channel++;
2526                         }
2527                         add_channel(user,channel,"",true);
2528
2529                         // now work out the privilages they should have on each channel
2530                         // and send the appropriate servermodes.
2531                         for (int i = 0; i != MAXCHANS; i++)
2532                         {
2533                                 if (user->chans[i].channel)
2534                                 {
2535                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2536                                         {
2537                                                 if (privilage == '@')
2538                                                 {
2539                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2540                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2541                                                 }
2542                                                 if (privilage == '%')
2543                                                 {
2544                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2545                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2546                                                 }
2547                                                 if (privilage == '+')
2548                                                 {
2549                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2550                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2551                                                 }
2552                                         }
2553                                 }
2554                         }
2555
2556                 }
2557                 channel = strtok(NULL," ");
2558         }
2559 }
2560
2561 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2562 {
2563         log(DEBUG,"Storing routing table...");
2564         char* sourceserver = strtok(params," ");
2565         char* server = strtok(NULL," ");
2566
2567         if ((!sourceserver) || (!server))
2568                 return;
2569
2570         for (int i = 0; i < 32; i++)
2571         {
2572                 if (me[i] != NULL)
2573                 {
2574                         for (int j = 0; j < me[i]->connectors.size(); j++)
2575                         {
2576                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2577                                 {
2578                                         me[i]->connectors[j].routes.clear();
2579                                         log(DEBUG,"Found entry for source server.");
2580                                         while (server)
2581                                         {
2582                                                 // store each route
2583                                                 me[i]->connectors[j].routes.push_back(server);
2584                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2585                                                 server = strtok(NULL," ");
2586                                         }
2587                                         return;
2588                                 }
2589                         }
2590                 }
2591         }
2592         log(DEBUG,"Warning! routing table received from nonexistent server!");
2593 }
2594
2595 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2596 {
2597         if (!params)
2598                 return;
2599
2600         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2601         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2602         bool go_again = true;
2603         while (go_again)
2604         {
2605                 go_again = false;
2606                 for (int i = 0; i < 32; i++)
2607                 {
2608                         if (me[i] != NULL)
2609                         {
2610                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2611                                 {
2612                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2613                                         {
2614                                                 j->routes.clear();
2615                                                 j->CloseConnection();
2616                                                 me[i]->connectors.erase(j);
2617                                                 go_again = true;
2618                                                 break;
2619                                         }
2620                                 }
2621                         }
2622                 }
2623         }
2624         log(DEBUG,"Removed server. Will remove clients...");
2625         // iterate through the userlist and remove all users on this server.
2626         // because we're dealing with a mesh, we dont have to deal with anything
2627         // "down-route" from this server (nice huh)
2628         go_again = true;
2629         char reason[MAXBUF];
2630         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2631         while (go_again)
2632         {
2633                 go_again = false;
2634                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2635                 {
2636                         if (!strcasecmp(u->second->server,params))
2637                         {
2638                                 kill_link(u->second,reason);
2639                                 go_again = true;
2640                                 break;
2641                         }
2642                 }
2643         }
2644         log(DEBUG,"Done with netsplit.");
2645 }
2646
2647 unsigned long authcookie;
2648
2649 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2650 {
2651         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2652         log(DEBUG,"Adding G-line");
2653         char* mask = strtok(params," ");
2654         char* who = strtok(NULL," ");
2655         char* create_time = strtok(NULL," ");
2656         char* duration = strtok(NULL," :");
2657         char* reason = strtok(NULL,"\r\n");
2658
2659         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2660                 return;
2661
2662         reason++;
2663         add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2664         // we must update the creation time on this gline
2665         // now that we've added it, or it wont expire at the right time.
2666         gline_set_creation_time(mask,atoi(create_time));
2667         if (!atoi(duration))
2668         {
2669                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2670         }
2671         else
2672         {
2673                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2674         }
2675         apply_lines();
2676 }
2677
2678 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2679 {
2680         log(DEBUG,"Removing G-line");
2681         char* mask = strtok(params," ");
2682         char* who = strtok(NULL," ");
2683
2684         if ((!mask) || (!who))
2685                 return;
2686
2687         if (mask)
2688         {
2689                 if (del_gline((const char*)mask))
2690                 {
2691                         if (who)
2692                         {
2693                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2694                         }
2695                 }
2696         }
2697 }
2698
2699 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2700 {
2701         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2702         log(DEBUG,"Adding Q-line");
2703         char* mask = strtok(params," ");
2704         char* who = strtok(NULL," ");
2705         char* create_time = strtok(NULL," ");
2706         char* duration = strtok(NULL," :");
2707         char* reason = strtok(NULL,"\r\n");
2708
2709         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2710                 return;
2711
2712         reason++;
2713         add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2714         // we must update the creation time on this gline
2715         // now that we've added it, or it wont expire at the right time.
2716         qline_set_creation_time(mask,atoi(create_time));
2717         qline_make_global(mask);
2718         if (!atoi(duration))
2719         {
2720                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2721         }
2722         else
2723         {
2724                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2725         }
2726         apply_lines();
2727 }
2728
2729 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2730 {
2731         log(DEBUG,"Removing Q-line");
2732         char* mask = strtok(params," ");
2733         char* who = strtok(NULL," ");
2734
2735         if ((!mask) || (!who))
2736                 return;
2737
2738         if (mask)
2739         {
2740                 if (del_qline((const char*)mask))
2741                 {
2742                         if (who)
2743                         {
2744                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2745                         }
2746                 }
2747         }
2748 }
2749
2750 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2751 {
2752         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2753         log(DEBUG,"Adding Z-line");
2754         char* mask = strtok(params," ");
2755         char* who = strtok(NULL," ");
2756         char* create_time = strtok(NULL," ");
2757         char* duration = strtok(NULL," :");
2758         char* reason = strtok(NULL,"\r\n");
2759
2760         if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2761                 return;
2762
2763         reason++;
2764         add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2765         // we must update the creation time on this gline
2766         // now that we've added it, or it wont expire at the right time.
2767         zline_set_creation_time(mask,atoi(create_time));
2768         zline_make_global(mask);
2769         if (!atoi(duration))
2770         {
2771                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2772         }
2773         else
2774         {
2775                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2776         }
2777         apply_lines();
2778 }
2779
2780 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2781 {
2782         log(DEBUG,"Removing Z-line");
2783         char* mask = strtok(params," ");
2784         char* who = strtok(NULL," ");
2785
2786         if ((!mask) || (!who))
2787                 return;
2788
2789         if (mask)
2790         {
2791                 if (del_zline((const char*)mask))
2792                 {
2793                         if (who)
2794                         {
2795                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2796                         }
2797                 }
2798         }
2799 }
2800
2801 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host, char* tcp_sum)
2802 {
2803         char* nick = strtok(params," ");
2804         char* type = strtok(params," ");
2805
2806         if ((!nick) || (!type))
2807                 return;
2808
2809         userrec* u = Find(nick);
2810         if (u)
2811         {
2812                 strlcpy(u->oper,type,NICKMAX);
2813         }
2814 }
2815
2816
2817 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port,char* tcp_sum)
2818 {
2819         char buffer[MAXBUF];
2820         int MOD_RESULT = 0;
2821
2822         ircd_connector* cn = source->FindHost(tcp_host);
2823
2824         switch(token)
2825         {
2826                 // Y <TS>
2827                 // start netburst
2828                 case 'Y':
2829                         nb_start = TIME;
2830                         WriteOpers("Server %s is starting netburst.",tcp_host);
2831                         // now broadcast this new servers address out to all servers that are linked to us,
2832                         // except the newcomer. They'll all attempt to connect back to it.
2833                         authcookie = rand()*rand();
2834                         snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2835                         NetSendToAll_WithSum(buffer,tcp_sum);
2836                 break;
2837                 // ~
2838                 // Store authcookie
2839                 // once stored, this authcookie permits other servers to log in
2840                 // without user or password, using it.
2841                 case '~':
2842                         auth_cookies.push_back(atoi(params));
2843                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2844                 break;
2845                 // connect back to a server using an authcookie
2846                 case '+':
2847                         handle_plus(token,params,source,reply,tcp_host,tcp_sum);
2848                 break;
2849                 // routing table
2850                 case '$':
2851                         handle_dollar(token,params,source,reply,tcp_host,tcp_sum);
2852                 break;
2853                 // node unreachable - we cant route to a server, sooooo we slit it off.
2854                 // servers can generate these for themselves for an squit.
2855                 case '&':
2856                         handle_amp(token,params,source,reply,tcp_host,tcp_sum);
2857                 break;
2858                 // R <server> <data>
2859                 // redirect token, send all of <data> along to the given
2860                 // server as this server has been found to still have a route to it
2861                 case 'R':
2862                         handle_R(token,params,source,reply,tcp_host,tcp_sum);
2863                 break;
2864                 // ?
2865                 // ping
2866                 case '?':
2867                         reply->SendPacket("!",tcp_host);
2868                 break;
2869                 // ?
2870                 // pong
2871                 case '!':
2872                         if (cn)
2873                                 cn->ResetPing();
2874                 break;
2875                 // *
2876                 // no operation
2877                 case '*':
2878                 break;
2879                 // no operation - reserved to prevent services issues
2880                 case ':':
2881                 break;
2882                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2883                 // introduce remote client
2884                 case 'N':
2885                         handle_N(token,params,source,reply,tcp_host,tcp_sum);
2886                 break;
2887                 // a <NICK> :<GECOS>
2888                 // change GECOS (SETNAME)
2889                 case 'a':
2890                         handle_a(token,params,source,reply,tcp_host,tcp_sum);
2891                 break;
2892                 // b <NICK> :<HOST>
2893                 // change displayed host (SETHOST)
2894                 case 'b':
2895                         handle_b(token,params,source,reply,tcp_host,tcp_sum);
2896                 break;
2897                 // t <NICK> <CHANNEL> :<TOPIC>
2898                 // change a channel topic
2899                 case 't':
2900                         handle_t(token,params,source,reply,tcp_host,tcp_sum);
2901                 break;
2902                 // i <NICK> <CHANNEL>
2903                 // invite a user to a channel
2904                 case 'i':
2905                         handle_i(token,params,source,reply,tcp_host,tcp_sum);
2906                 break;
2907                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2908                 // kick a user from a channel
2909                 case 'k':
2910                         handle_k(token,params,source,reply,tcp_host,tcp_sum);
2911                 break;
2912                 // n <NICK> <NEWNICK>
2913                 // change nickname of client -- a server should only be able to
2914                 // change the nicknames of clients that reside on it unless
2915                 // they are ulined.
2916                 case 'n':
2917                         handle_n(token,params,source,reply,tcp_host,tcp_sum);
2918                 break;
2919                 // J <NICK> <CHANLIST>
2920                 // Join user to channel list, merge channel permissions
2921                 case 'J':
2922                         handle_J(token,params,source,reply,tcp_host,tcp_sum);
2923                 break;
2924                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2925                 // change channel topic (netburst only)
2926                 case 'T':
2927                         handle_T(token,params,source,reply,tcp_host,tcp_sum);
2928                 break;
2929                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2930                 // Server setting modes on an object
2931                 case 'M':
2932                         handle_M(token,params,source,reply,tcp_host,tcp_sum);
2933                 break;
2934                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2935                 // User setting modes on an object
2936                 case 'm':
2937                         handle_m(token,params,source,reply,tcp_host,tcp_sum);
2938                 break;
2939                 // P <SOURCE> <TARGET> :<TEXT>
2940                 // Send a private/channel message
2941                 case 'P':
2942                         handle_P(token,params,source,reply,tcp_host,tcp_sum);
2943                 break;
2944                 // V <SOURCE> <TARGET> :<TEXT>
2945                 // Send a private/channel notice
2946                 case 'V':
2947                         handle_V(token,params,source,reply,tcp_host,tcp_sum);
2948                 break;
2949                 // v <servername> <arbitary version string>
2950                 case 'v':
2951                         handle_v(token,params,source,reply,tcp_host,tcp_sum);
2952                 break;
2953                 // L <SOURCE> <CHANNEL> :<REASON>
2954                 // User parting a channel
2955                 case 'L':
2956                         handle_L(token,params,source,reply,tcp_host,tcp_sum);
2957                 break;
2958                 // Q <SOURCE> :<REASON>
2959                 // user quitting
2960                 case 'Q':
2961                         handle_Q(token,params,source,reply,tcp_host,tcp_sum);
2962                 break;
2963                 // H <SERVER>
2964                 // introduce non-meshable server (such as a services server)
2965                 case 'H':
2966                         handle_H(token,params,source,reply,tcp_host,tcp_sum);
2967                 break;
2968                 // K <SOURCE> <DEST> :<REASON>
2969                 // remote kill
2970                 case 'K':
2971                         handle_K(token,params,source,reply,tcp_host,tcp_sum);
2972                 break;
2973                 // @ <SOURCE> :<TEXT>
2974                 // wallops
2975                 case '@':
2976                         handle_AT(token,params,source,reply,tcp_host,tcp_sum);
2977                 break;
2978                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2979                 // add gline
2980                 case '#':
2981                         handle_hash(token,params,source,reply,tcp_host,tcp_sum);
2982                 break;
2983                 // . <mask> <who>
2984                 // remove gline
2985                 case '.':
2986                         handle_dot(token,params,source,reply,tcp_host,tcp_sum);
2987                 break;
2988                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2989                 // add gline
2990                 case '{':
2991                         handle_add_sqline(token,params,source,reply,tcp_host,tcp_sum);
2992                 break;
2993                 // . <mask> <who>
2994                 // remove gline
2995                 case '[':
2996                         handle_del_sqline(token,params,source,reply,tcp_host,tcp_sum);
2997                 break;
2998                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2999                 // add gline
3000                 case '}':
3001                         handle_add_szline(token,params,source,reply,tcp_host,tcp_sum);
3002                 break;
3003                 // . <mask> <who>
3004                 // remove gline
3005                 case ']':
3006                         handle_del_szline(token,params,source,reply,tcp_host,tcp_sum);
3007                 break;
3008                 // | <nick> <opertype>
3009                 // set opertype
3010                 case '|':
3011                         handle_pipe(token,params,source,reply,tcp_host,tcp_sum);
3012                 break;
3013                 // F <TS>
3014                 // end netburst
3015                 case 'F':
3016                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3017                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
3018                         nb_start = 0;
3019                         // tell all the other servers to use this authcookie to connect back again
3020                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
3021                         snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
3022                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
3023                 break;
3024                 case '/':
3025                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
3026                         strlcpy(source->nickserv,params,NICKMAX);
3027                 break;
3028                 // F <TS>
3029                 // end netburst with no mesh creation
3030                 case 'f':
3031                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3032                         handle_F(token,params,source,reply,tcp_host,tcp_sum);
3033                         nb_start = 0;
3034                         // tell everyone else about the new server name so they just add it in the disconnected
3035                         // state
3036                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3037                         NetSendToAllExcept_WithSum(tcp_host,buffer,tcp_sum);
3038                 break;
3039                 // X <reserved>
3040                 // Send netburst now
3041                 case 'X':
3042                         WriteOpers("Sending my netburst to %s",tcp_host);
3043                         DoSync(source,tcp_host);
3044                         WriteOpers("Send of netburst to %s completed",tcp_host);
3045                         NetSendMyRoutingTable();
3046                 break;
3047                 // anything else
3048                 default:
3049                         MOD_RESULT = 0;
3050                         string_list s;
3051                         char* data = strtok(params," ");
3052                         while (data)
3053                         {
3054                                 if (*data == ':')
3055                                 {
3056                                         // the last item is a special case
3057                                         data++;
3058                                         char datalast[MAXBUF];
3059                                         strlcpy(datalast,data,MAXBUF);
3060                                         data = strtok(NULL," ");
3061                                         while (data)
3062                                         {
3063                                                 strlcpy(datalast," ",MAXBUF);
3064                                                 strlcpy(datalast,data,MAXBUF);
3065                                                 data = strtok(NULL," ");
3066                                         }
3067                                         s.push_back(data);
3068                                         break;
3069                                 }
3070                                 s.push_back(data);
3071                                 data = strtok(NULL," ");
3072                         }
3073                         FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3074                         if (!MOD_RESULT)
3075                                 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3076                 break;
3077         }
3078 }
3079
3080
3081 void handle_link_packet(char* tcp_msg, char* tcp_host, serverrec *serv,char* tcp_sum)
3082 {
3083         if ((!strncmp(tcp_msg,"USER ",5)) || (!strncmp(tcp_msg,"NICK ",5)) || (!strncmp(tcp_msg,"PASS ",5)) || (!strncmp(tcp_msg,"SERVER ",7)))
3084         {
3085                 // a user on a server port, just close their connection.
3086                 RemoveServer(tcp_host);
3087                 return;
3088         }
3089
3090         char response[10240];
3091         char token = tcp_msg[0];
3092         char* old = tcp_msg;
3093
3094         if (!strncmp(tcp_msg,"PING",4))
3095         {
3096                 // some muppet of a server is sending PING. We don't know what PING is. drop it silently.
3097                 return;
3098         }
3099
3100         if ((token != ':') && (strlen(tcp_msg)>1) && (tcp_msg[1] != ' '))
3101         {
3102                 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(tcp_msg),tcp_host);
3103         }
3104
3105         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3106         {
3107                 char* src = tcp_msg+1;
3108                 while (tcp_msg[0] != ' ')
3109                         tcp_msg++;
3110                 tcp_msg[0] = 0;
3111                 tcp_msg++;
3112                 char* comd = tcp_msg;
3113                 while (tcp_msg[0] != ' ')
3114                         tcp_msg++;
3115                 tcp_msg[0] = 0;
3116                 tcp_msg++;
3117                 char data[MAXBUF];
3118                 char source[MAXBUF];
3119                 char command[MAXBUF];
3120                 strlcpy(data,tcp_msg,512);
3121                 strlcpy(source,src,MAXBUF);
3122                 strlcpy(command,comd,MAXBUF);
3123                 tcp_msg = old;
3124
3125                 // unused numeric:
3126                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3127                 if (!strcmp(command,"433"))
3128                 {
3129                         token = '*';
3130                 }
3131                 if (!strcmp(command,"432"))
3132                 {
3133                         token = '*';
3134                 }
3135                 if (!strcmp(command,"PING"))
3136                 {
3137                         token = '*';
3138                 }
3139                 if (!strcmp(command,"NOTICE"))
3140                 {
3141                         snprintf(tcp_msg,MAXBUF,"V %s %s",source,data);
3142                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",tcp_msg);
3143                         token = tcp_msg[0];
3144                 }
3145                 if (!strcmp(command,"QUIT"))
3146                 {
3147                         if ((!tcp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3148                         {
3149                                 strcpy(data,":No reason");
3150                         }
3151                         if (!strcmp(data,":"))
3152                         {
3153                                 strcpy(data,":No reason");
3154                         }
3155                         snprintf(tcp_msg,MAXBUF,"Q %s %s",source,data);
3156                         log(DEBUG,"Rewrote QUIT from services to: '%s'",tcp_msg);
3157                         token = tcp_msg[0];
3158                 }
3159                 if (!strcmp(command,"SQUIT"))
3160                 {
3161                         snprintf(tcp_msg,MAXBUF,"& %s",source);
3162                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",tcp_msg);
3163                         token = tcp_msg[0];
3164                 }
3165                 if (!strcmp(command,"SVSMODE"))
3166                 {
3167                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3168                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",tcp_msg);
3169                         token = tcp_msg[0];
3170                 }
3171                 if (!strcmp(command,"SVS2MODE"))
3172                 {
3173                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3174                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",tcp_msg);
3175                         token = tcp_msg[0];
3176                 }
3177                 // todo: this wont work without u:lines
3178                 // in give_ops etc allow nick on a u:lined serv to do just about anything
3179                 if (!strcmp(command,"MODE"))
3180                 {
3181                         snprintf(tcp_msg,MAXBUF,"m %s %s",source,data);
3182                         log(DEBUG,"Rewrote MODE from services to: '%s'",tcp_msg);
3183                         token = tcp_msg[0];
3184                 }
3185                 if (!strcmp(command,"KICK"))
3186                 {
3187                         snprintf(tcp_msg,MAXBUF,"k %s %s",source,data);
3188                         log(DEBUG,"Rewrote KICK from services to: '%s'",tcp_msg);
3189                         token = tcp_msg[0];
3190                 }
3191                 if (!strcmp(command,"KILL"))
3192                 {
3193                         snprintf(tcp_msg,MAXBUF,"K %s %s",source,data);
3194                         log(DEBUG,"Rewrote KILL from services to: '%s'",tcp_msg);
3195                         token = tcp_msg[0];
3196                 }
3197                 if (!strcmp(command,"SVSJOIN"))
3198                 {
3199                         snprintf(tcp_msg,MAXBUF,"J %s",data);
3200                         NetSendToOne(tcp_host,tcp_msg);
3201                         char* nick = strtok(data," ");
3202                         char* chan = strtok(NULL," ");
3203                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",tcp_msg);
3204                         userrec* u = Find(nick);
3205                         if (u)
3206                         {
3207                                 add_channel(u,chan,"",true);
3208                         }
3209                         token = tcp_msg[0];
3210                 }
3211
3212         }
3213
3214         char* params = tcp_msg + 2;
3215         char finalparam[1024];
3216         strcpy(finalparam," :xxxx");
3217         if (strstr(tcp_msg," :")) {
3218                 strlcpy(finalparam,strstr(tcp_msg," :"),1024);
3219         }
3220
3221
3222         if (token == '-') {
3223                 char* cookie = strtok(params," ");
3224                 char* servername = strtok(NULL," ");
3225                 char* serverdesc = finalparam+2;
3226
3227                 if ((!cookie) || (!servername) || (!serverdesc))
3228                         return;
3229
3230
3231                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3232
3233                 for (int u = 0; u < auth_cookies.size(); u++)
3234                 {
3235                         if (auth_cookies[u] == atoi(cookie))
3236                         {
3237                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3238
3239
3240                                 for (int j = 0; j < 32; j++)
3241                                 {
3242                                         if (me[j] != NULL)
3243                                         {
3244                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3245                                                 {
3246                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3247                                                         {
3248                                                                 me[j]->connectors[k].SetServerName(servername);
3249                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3250                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3251                                                                 NetSendMyRoutingTable();
3252                                                                 return;
3253                                                         }
3254                                                 }
3255                                         }
3256                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3257                                         return;
3258                                 }
3259
3260
3261                                 return;
3262                         }
3263                 }
3264                 // bad cookie, bad bad! go sit in the corner!
3265                 WriteOpers("Bad cookie from %s!",servername);
3266                 return;
3267         }
3268         else
3269         if (token == 'S') {
3270                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3271                 char* servername = strtok(params," ");
3272                 char* password = strtok(NULL," ");
3273                 char* myport = strtok(NULL," ");
3274                 char* revision = strtok(NULL," ");
3275                 char* serverdesc = finalparam+2;
3276
3277                 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3278                         return;
3279
3280                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3281
3282                 ircd_connector* cn = serv->FindHost(servername);
3283
3284                 if (cn)
3285                 {
3286                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3287                         char buffer[MAXBUF];
3288                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3289                         serv->SendPacket(buffer,tcp_host);
3290                         RemoveServer(tcp_host);
3291                         return;
3292                 }
3293
3294                 if (std::string(revision) != GetRevision())
3295                 {
3296                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %s",servername,revision,GetRevision().c_str());
3297                         char buffer[MAXBUF];
3298                         snprintf(buffer,MAXBUF,"E :Version number mismatch");
3299                         serv->SendPacket(buffer,tcp_host);
3300                         RemoveServer(tcp_host);
3301                         RemoveServer(servername);
3302                         return;
3303                 }
3304
3305                 for (int j = 0; j < serv->connectors.size(); j++)
3306                 {
3307                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3308                         {
3309                                 serv->connectors[j].SetServerName(servername);
3310                                 serv->connectors[j].SetDescription(serverdesc);
3311                                 serv->connectors[j].SetServerPort(atoi(myport));
3312                         }
3313                 }
3314
3315
3316                 char Link_ServerName[1024];
3317                 char Link_IPAddr[1024];
3318                 char Link_Port[1024];
3319                 char Link_Pass[1024];
3320                 char Link_SendPass[1024];
3321                 int LinkPort = 0;
3322
3323                 // search for a corresponding <link> block in the config files
3324                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3325                 {
3326                         ConfValue("link","name",i,Link_ServerName,&config_f);
3327                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3328                         ConfValue("link","port",i,Link_Port,&config_f);
3329                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3330                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3331                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3332                         LinkPort = atoi(Link_Port);
3333                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3334                         {
3335                                 // we have a matching link line -
3336                                 // send a 'diminutive' server message back...
3337                                 snprintf(response,10240,"%s s %s %s :%s",CreateSum().c_str(),ServerName,Link_SendPass,ServerDesc);
3338                                 serv->SendPacket(response,servername);
3339
3340                                 for (int t = 0; t < serv->connectors.size(); t++)
3341                                 {
3342                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3343                                         {
3344                                                 serv->connectors[t].SetState(STATE_CONNECTED);
3345                                         }
3346                                 }
3347
3348                                 return;
3349                         }
3350                 }
3351                 char buffer[MAXBUF];
3352                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3353                 serv->SendPacket(buffer,tcp_host);
3354                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3355                 RemoveServer(tcp_host);
3356                 RemoveServer(servername);
3357                 return;
3358         }
3359         else
3360         if (token == 's') {
3361                 // S test.chatspike.net password :ChatSpike InspIRCd test server
3362                 char* servername = strtok(params," ");
3363                 char* password = strtok(NULL," ");
3364                 char* serverdesc = finalparam+2;
3365
3366                 if ((!servername) || (!password) || (!serverdesc))
3367                         return;
3368
3369                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3370                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3371                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3372                 // a connect, so put out an oper alert!
3373
3374                 // for now, just accept all, we'll fix that later.
3375                 WriteOpers("%s accepted our link credentials ",servername);
3376
3377                 char Link_ServerName[1024];
3378                 char Link_IPAddr[1024];
3379                 char Link_Port[1024];
3380                 char Link_Pass[1024];
3381                 char Link_SendPass[1024];
3382                 int LinkPort = 0;
3383
3384                 // search for a corresponding <link> block in the config files
3385                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3386                 {
3387                         ConfValue("link","name",i,Link_ServerName,&config_f);
3388                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3389                         ConfValue("link","port",i,Link_Port,&config_f);
3390                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3391                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3392                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3393                         LinkPort = atoi(Link_Port);
3394                         if (!strcasecmp(Link_ServerName,servername))
3395                         {
3396                                 // matching link at this end too, we're all done!
3397                                 // at this point we must begin key exchange and insert this
3398                                 // server into our 'active' table.
3399                                 for (int j = 0; j < 32; j++)
3400                                 {
3401                                         if (me[j] != NULL)
3402                                         {
3403                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3404                                                 {
3405                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3406                                                         {
3407                                                                 char buffer[MAXBUF];
3408                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3409                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
3410                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3411                                                                 serv->SendPacket(buffer,tcp_host);
3412                                                                 DoSync(me[j],tcp_host);
3413                                                                 NetSendMyRoutingTable();
3414                                                                 return;
3415                                                         }
3416                                                 }
3417                                         }
3418                                 }
3419                         }
3420                         else {
3421                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3422                         }
3423                 }
3424                 char buffer[MAXBUF];
3425                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3426                 serv->SendPacket(buffer,tcp_host);
3427                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3428                 RemoveServer(tcp_host);
3429                 RemoveServer(servername);
3430                 return;
3431         }
3432         else
3433         if (token == 'U') {
3434                 // U services.chatspike.net password :ChatSpike Services
3435                 //
3436                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3437                 char* servername = strtok(params," ");
3438                 char* password = strtok(NULL," ");
3439                 char* serverdesc = finalparam+2;
3440
3441                 if ((!password) || (!servername) || (!serverdesc))
3442                         return;
3443
3444                 char Link_ServerName[1024];
3445                 char Link_IPAddr[1024];
3446                 char Link_Port[1024];
3447                 char Link_Pass[1024];
3448                 char Link_SendPass[1024];
3449                 int LinkPort = 0;
3450
3451                 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3452
3453
3454                 for (int j = 0; j < 32; j++)
3455                 {
3456                         if (me[j] != NULL)
3457                         {
3458                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3459                                 {
3460                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3461                                         {
3462                                                 char buffer[MAXBUF];
3463                                                 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3464                                                 serv->SendPacket(buffer,tcp_host);
3465                                                 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3466                                                 RemoveServer(tcp_host);
3467                                                 return;
3468                                         }
3469                                 }
3470                         }
3471                 }
3472
3473                 // search for a corresponding <link> block in the config files
3474                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3475                 {
3476                         ConfValue("link","name",i,Link_ServerName,&config_f);
3477                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3478                         ConfValue("link","port",i,Link_Port,&config_f);
3479                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
3480                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3481                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3482                         LinkPort = atoi(Link_Port);
3483                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3484                         {
3485                                 // matching link at this end too, we're all done!
3486                                 // at this point we must begin key exchange and insert this
3487                                 // server into our 'active' table.
3488                                 for (int j = 0; j < 32; j++)
3489                                 {
3490                                         if (me[j] != NULL)
3491                                         {
3492                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
3493                                                 {
3494                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3495                                                         {
3496                                                                 char buffer[MAXBUF];
3497                                                                 log(DEBUG,"Found matching link block");
3498                                                                 me[j]->connectors[k].SetDescription(serverdesc);
3499                                                                 me[j]->connectors[k].SetServerName(servername);
3500                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
3501                                                                 snprintf(buffer,MAXBUF,"%s X 0",CreateSum().c_str());
3502                                                                 serv->SendPacket(buffer,servername);
3503                                                                 snprintf(buffer,MAXBUF,"%s s %s %s %lu :%s",CreateSum().c_str(),ServerName,Link_SendPass,LinkPort,ServerDesc);
3504                                                                 serv->SendPacket(buffer,servername);
3505                                                                 DoSync(me[j],servername);
3506                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3507                                                                 NetSendToAllExcept(servername,buffer);
3508                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3509                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3510                                                                 NetSendMyRoutingTable();
3511                                                                 return;
3512                                                         }
3513                                                 }
3514                                         }
3515                                 }
3516                         }
3517                         else {
3518                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3519                         }
3520                 }
3521                 log(DEBUG,"No matching link block found");
3522                 char buffer[MAXBUF];
3523                 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3524                 serv->SendPacket(buffer,tcp_host);
3525                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3526                 RemoveServer(tcp_host);
3527                 RemoveServer(servername);
3528                 return;
3529         }
3530         else
3531         if (token == 'E') {
3532                 char* error_message = finalparam+2;
3533
3534                 if (!error_message)
3535                         return;
3536
3537                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3538                 return;
3539         }
3540         else {
3541                 for (int j = 0; j < 32; j++)
3542                 {
3543                         if (me[j] != NULL)
3544                         {
3545                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3546                                 {
3547                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3548                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3549                                         {
3550                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3551                                                 {
3552                                                         // found a valid ircd_connector.
3553                                                         if ((params) && (*params))
3554                                                                 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort(),tcp_sum);
3555                                                         return;
3556                                                 }
3557                                         }
3558                                 }
3559                         }
3560                 }
3561
3562                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3563         }
3564 }
3565
3566 long duration(const char* str)
3567 {
3568         char n_field[MAXBUF];
3569         long total = 0;
3570         const char* str_end = str + strlen(str);
3571         n_field[0] = 0;
3572
3573         for (char* i = (char*)str; i < str_end; i++)
3574         {
3575                 // if we have digits, build up a string for the value in n_field,
3576                 // up to 10 digits in size.
3577                 if ((*i >= '0') && (*i <= '9'))
3578                 {
3579                         strlcat(n_field,i,10);
3580                 }
3581                 else
3582                 {
3583                         // we dont have a digit, check for numeric tokens
3584                         switch (tolower(*i))
3585                         {
3586                                 case 's':
3587                                         total += atoi(n_field);
3588                                 break;
3589
3590                                 case 'm':
3591                                         total += (atoi(n_field)*duration_m);
3592                                 break;
3593
3594                                 case 'h':
3595                                         total += (atoi(n_field)*duration_h);
3596                                 break;
3597
3598                                 case 'd':
3599                                         total += (atoi(n_field)*duration_d);
3600                                 break;
3601
3602                                 case 'w':
3603                                         total += (atoi(n_field)*duration_w);
3604                                 break;
3605
3606                                 case 'y':
3607                                         total += (atoi(n_field)*duration_y);
3608                                 break;
3609                         }
3610                         n_field[0] = 0;
3611                 }
3612         }
3613         // add trailing seconds
3614         total += atoi(n_field);
3615
3616         return total;
3617 }
3618
3619
3620 void handle_kline(char **parameters, int pcnt, userrec *user)
3621 {
3622         if (pcnt >= 3)
3623         {
3624                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3625                 if (!duration(parameters[1]))
3626                 {
3627                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3628                 }
3629                 else
3630                 {
3631                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3632                 }
3633         }
3634         else
3635         {
3636                 if (del_kline(parameters[0]))
3637                 {
3638                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3639                 }
3640                 else
3641                 {
3642                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3643                 }
3644         }
3645         apply_lines();
3646 }
3647
3648 void handle_eline(char **parameters, int pcnt, userrec *user)
3649 {
3650         if (pcnt >= 3)
3651         {
3652                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3653                 if (!duration(parameters[1]))
3654                 {
3655                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3656                 }
3657                 else
3658                 {
3659                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3660                 }
3661         }
3662         else
3663         {
3664                 if (del_eline(parameters[0]))
3665                 {
3666                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3667                 }
3668                 else
3669                 {
3670                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3671                 }
3672         }
3673         // no need to apply the lines for an eline
3674 }
3675
3676 void handle_gline(char **parameters, int pcnt, userrec *user)
3677 {
3678         char netdata[MAXBUF];
3679         if (pcnt >= 3)
3680         {
3681                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3682                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3683                 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3684                 NetSendToAll(netdata);
3685                 if (!duration(parameters[1]))
3686                 {
3687                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3688                 }
3689                 else
3690                 {
3691                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3692                 }
3693         }
3694         else
3695         {
3696                 if (del_gline(parameters[0]))
3697                 {
3698                         // . <mask> <who-removed-it>
3699                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3700                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3701                 }
3702                 else
3703                 {
3704                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3705                 }
3706         }
3707         apply_lines();
3708 }
3709
3710 void handle_zline(char **parameters, int pcnt, userrec *user)
3711 {
3712         if (pcnt >= 3)
3713         {
3714                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3715                 if (!duration(parameters[1]))
3716                 {
3717                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3718                 }
3719                 else
3720                 {
3721                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3722                 }
3723         }
3724         else
3725         {
3726                 if (del_zline(parameters[0]))
3727                 {
3728                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3729                 }
3730                 else
3731                 {
3732                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3733                 }
3734         }
3735         apply_lines();
3736 }
3737
3738 void handle_qline(char **parameters, int pcnt, userrec *user)
3739 {
3740         if (pcnt >= 3)
3741         {
3742                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3743                 if (!duration(parameters[1]))
3744                 {
3745                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3746                 }
3747                 else
3748                 {
3749                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3750                 }
3751         }
3752         else
3753         {
3754                 if (del_qline(parameters[0]))
3755                 {
3756                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3757                 }
3758                 else
3759                 {
3760                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3761                 }
3762         }
3763         apply_lines();
3764 }
3765
3766