src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 #include "inspircd.h"
  18 #include "inspircd_io.h"
  19 #include "inspircd_util.h"
  20 #include "inspircd_config.h"
  21 #include <unistd.h>
  22 #include <fcntl.h>
  23 #include <sys/errno.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/utsname.h>
  26 #include <cstdio>
  27 #include <time.h>
  28 #include <string>
  29 #ifdef GCC3
  30 #include <ext/hash_map>
  31 #else
  32 #include <hash_map>
  33 #endif
  34 #include <map>
  35 #include <sstream>
  36 #include <vector>
  37 #include <errno.h>
  38 #include <deque>
  39 #include <errno.h>
  40 #include <unistd.h>
  41 #include <sched.h>
  42 #include "connection.h"
  43 #include "users.h"
  44 #include "servers.h"
  45 #include "ctables.h"
  46 #include "globals.h"
  47 #include "modules.h"
  48 #include "dynamic.h"
  49 #include "wildcard.h"
  50 #include "message.h"
  51 #include "mode.h"
  52 #include "xline.h"
  53 #include "inspstring.h"
  54 #include "dnsqueue.h"
  55
  56 #ifdef GCC3
  57 #define nspace __gnu_cxx
  58 #else
  59 #define nspace std
  60 #endif
  61
  62 using namespace std;
  63
  64 extern int MODCOUNT;
  65 extern std::vector<Module*> modules;
  66 extern std::vector<ircd_module*> factory;
  67
  68 extern int LogLevel;
  69 extern char ServerName[MAXBUF];
  70 extern char Network[MAXBUF];
  71 extern char ServerDesc[MAXBUF];
  72 extern char AdminName[MAXBUF];
  73 extern char AdminEmail[MAXBUF];
  74 extern char AdminNick[MAXBUF];
  75 extern char diepass[MAXBUF];
  76 extern char restartpass[MAXBUF];
  77 extern char motd[MAXBUF];
  78 extern char rules[MAXBUF];
  79 extern char list[MAXBUF];
  80 extern char PrefixQuit[MAXBUF];
  81 extern char DieValue[MAXBUF];
  82
  83 extern int debugging;
  84 extern int WHOWAS_STALE;
  85 extern int WHOWAS_MAX;
  86 extern int DieDelay;
  87 extern time_t startup_time;
  88 extern int NetBufferSize;
  89 extern int MaxWhoResults;
  90 extern time_t nb_start;
  91
  92 extern bool nofork;
  93
  94 extern std::vector<int> fd_reap;
  95 extern std::vector<std::string> module_names;
  96
  97 extern char MyExecutable[1024];
  98 extern int boundPortCount;
  99 extern int portCount;
 100 extern int UDPportCount;
 101 extern int ports[MAXSOCKS];
 102 extern int defaultRoute;
 103
 104 extern std::vector<long> auth_cookies;
 105 extern std::stringstream config_f;
 106
 107 extern serverrec* me[32];
 108
 109 extern FILE *log_file;
 110
 111 extern ClassVector Classes;
 112
 113 const long duration_m = 60;
 114 const long duration_h = duration_m * 60;
 115 const long duration_d = duration_h * 24;
 116 const long duration_w = duration_d * 7;
 117 const long duration_y = duration_w * 52;
 118
 119 namespace nspace
 120 {
 121 #ifdef GCC34
 122         template<> struct hash<in_addr>
 123 #else
 124         template<> struct nspace::hash<in_addr>
 125 #endif
 126         {
 127                 size_t operator()(const struct in_addr &a) const
 128                 {
 129                         size_t q;
 130                         memcpy(&q,&a,sizeof(size_t));
 131                         return q;
 132                 }
 133         };
 134 #ifdef GCC34
 135         template<> struct hash<string>
 136 #else
 137         template<> struct nspace::hash<string>
 138 #endif
 139         {
 140                 size_t operator()(const string &s) const
 141                 {
 142                         char a[MAXBUF];
 143                         static struct hash<const char *> strhash;
 144                         strlcpy(a,s.c_str(),MAXBUF);
 145                         strlower(a);
 146                         return strhash(a);
 147                 }
 148         };
 149 }
 150
 151
 152 struct StrHashComp
 153 {
 154
 155         bool operator()(const string& s1, const string& s2) const
 156         {
 157                 char a[MAXBUF],b[MAXBUF];
 158                 strlcpy(a,s1.c_str(),MAXBUF);
 159                 strlcpy(b,s2.c_str(),MAXBUF);
 160                 return (strcasecmp(a,b) == 0);
 161         }
 162
 163 };
 164
 165 struct InAddr_HashComp
 166 {
 167
 168         bool operator()(const in_addr &s1, const in_addr &s2) const
 169         {
 170                 size_t q;
 171                 size_t p;
 172
 173                 memcpy(&q,&s1,sizeof(size_t));
 174                 memcpy(&p,&s2,sizeof(size_t));
 175
 176                 return (q == p);
 177         }
 178
 179 };
 180
 181
 182 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
 183 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
 184 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
 185 typedef std::deque<command_t> command_table;
 186
 187
 188 extern user_hash clientlist;
 189 extern chan_hash chanlist;
 190 extern user_hash whowas;
 191 extern command_table cmdlist;
 192 extern file_cache MOTD;
 193 extern file_cache RULES;
 194 extern address_cache IP;
 195
 196
 197 void handle_join(char **parameters, int pcnt, userrec *user)
 198 {
 199         chanrec* Ptr;
 200         int i = 0;
 201
 202         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 203                 return;
 204         if (parameters[0][0] == '#')
 205         {
 206                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 207         }
 208 }
 209
 210
 211 void handle_part(char **parameters, int pcnt, userrec *user)
 212 {
 213         chanrec* Ptr;
 214
 215         if (pcnt > 1)
 216         {
 217                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 218                         return;
 219                 del_channel(user,parameters[0],parameters[1],false);
 220         }
 221         else
 222         {
 223                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 224                         return;
 225                 del_channel(user,parameters[0],NULL,false);
 226         }
 227 }
 228
 229 void handle_kick(char **parameters, int pcnt, userrec *user)
 230 {
 231         chanrec* Ptr = FindChan(parameters[0]);
 232         userrec* u   = Find(parameters[1]);
 233
 234         if ((!u) || (!Ptr))
 235         {
 236                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 237                 return;
 238         }
 239
 240         if (!has_channel(user,Ptr))
 241         {
 242                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 243                 return;
 244         }
 245
 246         char reason[MAXBUF];
 247
 248         if (pcnt > 2)
 249         {
 250                 strlcpy(reason,parameters[2],MAXBUF);
 251                 if (strlen(reason)>MAXKICK)
 252                 {
 253                         reason[MAXKICK-1] = '\0';
 254                 }
 255
 256                 kick_channel(user,u,Ptr,reason);
 257         }
 258         else
 259         {
 260                 strlcpy(reason,user->nick,MAXBUF);
 261                 kick_channel(user,u,Ptr,reason);
 262         }
 263
 264         // this must be propogated so that channel membership is kept in step network-wide
 265
 266         char buffer[MAXBUF];
 267         snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
 268         NetSendToAll(buffer);
 269 }
 270
 271
 272 void handle_die(char **parameters, int pcnt, userrec *user)
 273 {
 274         log(DEBUG,"die: %s",user->nick);
 275         if (!strcmp(parameters[0],diepass))
 276         {
 277                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 278                 sleep(DieDelay);
 279                 Exit(ERROR);
 280         }
 281         else
 282         {
 283                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 284         }
 285 }
 286
 287 void handle_restart(char **parameters, int pcnt, userrec *user)
 288 {
 289         char restart[1024];
 290         char *argv[32];
 291         log(DEFAULT,"Restart: %s",user->nick);
 292         if (!strcmp(parameters[0],restartpass))
 293         {
 294                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 295
 296                 argv[0] = MyExecutable;
 297                 argv[1] = "-wait";
 298                 if (nofork)
 299                 {
 300                         argv[2] = "-nofork";
 301                 }
 302                 else
 303                 {
 304                         argv[2] = NULL;
 305                 }
 306                 argv[3] = NULL;
 307
 308                 // close ALL file descriptors
 309                 send_error("Server restarting.");
 310                 sleep(1);
 311                 for (int i = 0; i < 65536; i++)
 312                 {
 313                         int on = 0;
 314                         struct linger linger = { 0 };
 315                         setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
 316                         linger.l_onoff = 1;
 317                         linger.l_linger = 0;
 318                         setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
 319                         Blocking(i);
 320                         close(i);
 321                 }
 322                 sleep(5);
 323
 324                 execv(MyExecutable,argv);
 325
 326                 exit(0);
 327         }
 328         else
 329         {
 330                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 331         }
 332 }
 333
 334 void handle_kill(char **parameters, int pcnt, userrec *user)
 335 {
 336         userrec *u = Find(parameters[0]);
 337         char killreason[MAXBUF];
 338
 339         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 340         if (u)
 341         {
 342                 if (strcmp(ServerName,u->server))
 343                 {
 344                         // remote kill
 345                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 346                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 347                         WriteCommonExcept(u,"QUIT :%s",killreason);
 348                         // K token must go to ALL servers!!!
 349                         char buffer[MAXBUF];
 350                         snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
 351                         NetSendToAll(buffer);
 352
 353                         user_hash::iterator iter = clientlist.find(u->nick);
 354                         if (iter != clientlist.end())
 355                         {
 356                                 log(DEBUG,"deleting user hash value %d",iter->second);
 357                                 if ((iter->second) && (user->registered == 7)) {
 358                                         delete iter->second;
 359                                         }
 360                         clientlist.erase(iter);
 361                         }
 362                         purge_empty_chans();
 363                 }
 364                 else
 365                 {
 366                         // local kill
 367                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 368                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 369                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 370                         kill_link(u,killreason);
 371                 }
 372         }
 373         else
 374         {
 375                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 376         }
 377 }
 378
 379 void handle_summon(char **parameters, int pcnt, userrec *user)
 380 {
 381         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 382 }
 383
 384 void handle_users(char **parameters, int pcnt, userrec *user)
 385 {
 386         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 387 }
 388
 389 void handle_pass(char **parameters, int pcnt, userrec *user)
 390 {
 391         // Check to make sure they havnt registered -- Fix by FCS
 392         if (user->registered == 7)
 393         {
 394                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 395                 return;
 396         }
 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         userrec* u = Find(parameters[0]);
 406         chanrec* c = FindChan(parameters[1]);
 407
 408         if ((!c) || (!u))
 409         {
 410                 if (!c)
 411                 {
 412                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 413                 }
 414                 else
 415                 {
 416                         if (c->inviteonly)
 417                         {
 418                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 419                         }
 420                 }
 421
 422                 return;
 423         }
 424
 425         if (c->inviteonly)
 426         {
 427                 if (cstatus(user,c) < STATUS_HOP)
 428                 {
 429                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 430                         return;
 431                 }
 432         }
 433         if (has_channel(u,c))
 434         {
 435                 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 436                 return;
 437         }
 438         if (!has_channel(user,c))
 439         {
 440                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 441                 return;
 442         }
 443
 444         int MOD_RESULT = 0;
 445         FOREACH_RESULT(OnUserPreInvite(user,u,c));
 446         if (MOD_RESULT == 1) {
 447                 return;
 448         }
 449
 450         u->InviteTo(c->name);
 451         WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 452         WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 453
 454         // i token must go to ALL servers!!!
 455         char buffer[MAXBUF];
 456         snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
 457         NetSendToAll(buffer);
 458 }
 459
 460 void handle_topic(char **parameters, int pcnt, userrec *user)
 461 {
 462         chanrec* Ptr;
 463
 464         if (pcnt == 1)
 465         {
 466                 if (strlen(parameters[0]) <= CHANMAX)
 467                 {
 468                         Ptr = FindChan(parameters[0]);
 469                         if (Ptr)
 470                         {
 471                                 if (Ptr->topicset)
 472                                 {
 473                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 474                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 475                                 }
 476                                 else
 477                                 {
 478                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 479                                 }
 480                         }
 481                         else
 482                         {
 483                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 484                         }
 485                 }
 486                 return;
 487         }
 488         else if (pcnt>1)
 489         {
 490                 if (strlen(parameters[0]) <= CHANMAX)
 491                 {
 492                         Ptr = FindChan(parameters[0]);
 493                         if (Ptr)
 494                         {
 495                                 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
 496                                 {
 497                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 498                                         return;
 499                                 }
 500
 501                                 char topic[MAXBUF];
 502                                 strlcpy(topic,parameters[1],MAXBUF);
 503                                 if (strlen(topic)>MAXTOPIC)
 504                                 {
 505                                         topic[MAXTOPIC-1] = '\0';
 506                                 }
 507
 508                                 strlcpy(Ptr->topic,topic,MAXBUF);
 509                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 510                                 Ptr->topicset = time(NULL);
 511                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 512
 513                                 // t token must go to ALL servers!!!
 514                                 char buffer[MAXBUF];
 515                                 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
 516                                 NetSendToAll(buffer);
 517                         }
 518                         else
 519                         {
 520                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 521                         }
 522                 }
 523         }
 524 }
 525
 526 void handle_names(char **parameters, int pcnt, userrec *user)
 527 {
 528         chanrec* c;
 529
 530         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 531                 return;
 532         c = FindChan(parameters[0]);
 533         if (c)
 534         {
 535                 /*WriteServ(user->fd,"353 %s = %s :%s", user->nick, c->name,*/
 536                 userlist(user,c);
 537                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 538         }
 539         else
 540         {
 541                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 542         }
 543 }
 544
 545 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 546 {
 547         userrec *dest;
 548         chanrec *chan;
 549
 550         user->idle_lastmsg = time(NULL);
 551
 552         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 553                 return;
 554         if (parameters[0][0] == '#')
 555         {
 556                 chan = FindChan(parameters[0]);
 557                 if (chan)
 558                 {
 559                         if ((chan->noexternal) && (!has_channel(user,chan)))
 560                         {
 561                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 562                                 return;
 563                         }
 564                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 565                         {
 566                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 567                                 return;
 568                         }
 569
 570                         int MOD_RESULT = 0;
 571
 572                         std::string temp = parameters[1];
 573                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 574                         if (MOD_RESULT) {
 575                                 return;
 576                         }
 577                         parameters[1] = (char*)temp.c_str();
 578
 579                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 580
 581                         // if any users of this channel are on remote servers, broadcast the packet
 582                         char buffer[MAXBUF];
 583                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
 584                         NetSendToCommon(user,buffer);
 585                 }
 586                 else
 587                 {
 588                         /* no such nick/channel */
 589                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 590                 }
 591                 return;
 592         }
 593
 594         dest = Find(parameters[0]);
 595         if (dest)
 596         {
 597                 if (strcmp(dest->awaymsg,""))
 598                 {
 599                         /* auto respond with aweh msg */
 600                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 601                 }
 602
 603                 int MOD_RESULT = 0;
 604
 605                 std::string temp = parameters[1];
 606                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 607                 if (MOD_RESULT) {
 608                         return;
 609                 }
 610                 parameters[1] = (char*)temp.c_str();
 611
 612
 613
 614                 if (!strcmp(dest->server,user->server))
 615                 {
 616                         // direct write, same server
 617                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 618                 }
 619                 else
 620                 {
 621                         char buffer[MAXBUF];
 622                         snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
 623                         NetSendToOne(dest->server,buffer);
 624                 }
 625         }
 626         else
 627         {
 628                 /* no such nick/channel */
 629                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 630         }
 631 }
 632
 633 void handle_notice(char **parameters, int pcnt, userrec *user)
 634 {
 635         userrec *dest;
 636         chanrec *chan;
 637
 638         user->idle_lastmsg = time(NULL);
 639
 640         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 641                 return;
 642         if (parameters[0][0] == '#')
 643         {
 644                 chan = FindChan(parameters[0]);
 645                 if (chan)
 646                 {
 647                         if ((chan->noexternal) && (!has_channel(user,chan)))
 648                         {
 649                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 650                                 return;
 651                         }
 652                         if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
 653                         {
 654                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 655                                 return;
 656                         }
 657
 658                         int MOD_RESULT = 0;
 659
 660                         std::string temp = parameters[1];
 661                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 662                         if (MOD_RESULT) {
 663                                 return;
 664                         }
 665                         parameters[1] = (char*)temp.c_str();
 666
 667                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 668
 669                         // if any users of this channel are on remote servers, broadcast the packet
 670                         char buffer[MAXBUF];
 671                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
 672                         NetSendToCommon(user,buffer);
 673                 }
 674                 else
 675                 {
 676                         /* no such nick/channel */
 677                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 678                 }
 679                 return;
 680         }
 681
 682         dest = Find(parameters[0]);
 683         if (dest)
 684         {
 685                 int MOD_RESULT = 0;
 686
 687                 std::string temp = parameters[1];
 688                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 689                 if (MOD_RESULT) {
 690                         return;
 691                 }
 692                 parameters[1] = (char*)temp.c_str();
 693
 694                 if (!strcmp(dest->server,user->server))
 695                 {
 696                         // direct write, same server
 697                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 698                 }
 699                 else
 700                 {
 701                         char buffer[MAXBUF];
 702                         snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
 703                         NetSendToOne(dest->server,buffer);
 704                 }
 705         }
 706         else
 707         {
 708                 /* no such nick/channel */
 709                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 710         }
 711 }
 712
 713 void handle_server(char **parameters, int pcnt, userrec *user)
 714 {
 715         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 716         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 717 }
 718
 719 void handle_info(char **parameters, int pcnt, userrec *user)
 720 {
 721         WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
 722         WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
 723         WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
 724         FOREACH_MOD OnInfo(user);
 725         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 726 }
 727
 728 void handle_time(char **parameters, int pcnt, userrec *user)
 729 {
 730         time_t rawtime;
 731         struct tm * timeinfo;
 732
 733         time ( &rawtime );
 734         timeinfo = localtime ( &rawtime );
 735         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 736
 737 }
 738
 739 void handle_whois(char **parameters, int pcnt, userrec *user)
 740 {
 741         userrec *dest;
 742         char *t;
 743
 744         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 745                 return;
 746         dest = Find(parameters[0]);
 747         if (dest)
 748         {
 749                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 750                 if (dest->registered == 7)
 751                 {
 752                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 753                         if ((user == dest) || (strchr(user->modes,'o')))
 754                         {
 755                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
 756                         }
 757                         if (strcmp(chlist(dest),""))
 758                         {
 759                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
 760                         }
 761                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 762                         if (strcmp(dest->awaymsg,""))
 763                         {
 764                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 765                         }
 766                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 767                         {
 768                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 769                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 770                         }
 771                         FOREACH_MOD OnWhois(user,dest);
 772                         if (!strcasecmp(user->server,dest->server))
 773                         {
 774                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 775                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-time(NULL)), dest->signon);
 776                         }
 777
 778                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 779                 }
 780                 else
 781                 {
 782                         WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 783                 }
 784         }
 785         else
 786         {
 787                 /* no such nick/channel */
 788                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 789         }
 790 }
 791
 792 void handle_quit(char **parameters, int pcnt, userrec *user)
 793 {
 794         user_hash::iterator iter = clientlist.find(user->nick);
 795         char* reason;
 796
 797         if (user->registered == 7)
 798         {
 799                 /* theres more to do here, but for now just close the socket */
 800                 if (pcnt == 1)
 801                 {
 802                         if (parameters[0][0] == ':')
 803                         {
 804                                 *parameters[0]++;
 805                         }
 806                         reason = parameters[0];
 807
 808                         if (strlen(reason)>MAXQUIT)
 809                         {
 810                                 reason[MAXQUIT-1] = '\0';
 811                         }
 812
 813                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
 814                         WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
 815                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 816
 817                         char buffer[MAXBUF];
 818                         snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
 819                         NetSendToAll(buffer);
 820                 }
 821                 else
 822                 {
 823                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 824                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 825                         WriteCommonExcept(user,"QUIT :Client exited");
 826
 827                         char buffer[MAXBUF];
 828                         snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
 829                         NetSendToAll(buffer);
 830                 }
 831                 FOREACH_MOD OnUserQuit(user);
 832                 AddWhoWas(user);
 833         }
 834
 835         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 836         fd_reap.push_back(user->fd);
 837
 838         if (iter != clientlist.end())
 839         {
 840                 clientlist.erase(iter);
 841                 log(DEBUG,"deleting user hash value %d",iter->second);
 842                 //if ((user) && (user->registered == 7)) {
 843                         //delete user;
 844                 //}
 845         }
 846
 847         if (user->registered == 7) {
 848                 purge_empty_chans();
 849         }
 850 }
 851
 852 void handle_who(char **parameters, int pcnt, userrec *user)
 853 {
 854         chanrec* Ptr = NULL;
 855         char tmp[10];
 856
 857         /* theres more to do here, but for now just close the socket */
 858         if (pcnt == 1)
 859         {
 860                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 861                 {
 862                         if (user->chans[0].channel)
 863                         {
 864                                 int n_list = 0;
 865                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 866                                 {
 867                                         Ptr = i->second->chans[0].channel;
 868                                         // suggested by phidjit and FCS
 869                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 870                                         {
 871                                                 // Bug Fix #29
 872                                                 strcpy(tmp, "");
 873                                                 if (strcmp(i->second->awaymsg, "")) {
 874                                                         strncat(tmp, "G", 9);
 875                                                 } else {
 876                                                         strncat(tmp, "H", 9);
 877                                                 }
 878                                                 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
 879                                                 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);
 880                                                 n_list++;
 881                                                 if (n_list > MaxWhoResults)
 882                                                         break;
 883                                         }
 884                                 }
 885                         }
 886                         if (Ptr)
 887                         {
 888                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
 889                         }
 890                         else
 891                         {
 892                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 893                         }
 894                         return;
 895                 }
 896                 if (parameters[0][0] == '#')
 897                 {
 898                         Ptr = FindChan(parameters[0]);
 899                         if (Ptr)
 900                         {
 901                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 902                                 {
 903                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
 904                                         {
 905                                                 // Fix Bug #29 - Part 2..
 906                                                 strcpy(tmp, "");
 907                                                 if (strcmp(i->second->awaymsg, "")) {
 908                                                         strncat(tmp, "G", 9);
 909                                                 } else {
 910                                                         strncat(tmp, "H", 9);
 911                                                 }
 912                                                 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
 913                                                 strcat(tmp, cmode(i->second, Ptr));
 914                                                 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);
 915                                         }
 916                                 }
 917                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 918                         }
 919                         else
 920                         {
 921                                 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
 922                         }
 923                 }
 924                 else
 925                 {
 926                         userrec* u = Find(parameters[0]);
 927                         if (u)
 928                         {
 929                                 // Bug Fix #29 -- Part 29..
 930                                 strcpy(tmp, "");
 931                                 if (strcmp(u->awaymsg, "")) {
 932                                         strncat(tmp, "G" ,9);
 933                                 } else {
 934                                         strncat(tmp, "H" ,9);
 935                                 }
 936                                 if (strchr(u->modes,'o')) { strncat(tmp, "*" ,9); }
 937                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->nick, u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
 938                         }
 939                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 940                 }
 941         }
 942         if (pcnt == 2)
 943         {
 944                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
 945                 {
 946                         for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 947                         {
 948                                 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
 949                                 {
 950                                         if (strchr(i->second->modes,'o'))
 951                                         {
 952                                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
 953                                                 // But i'm a poor bastard with nothing better to do.
 954                                                 strcpy(tmp, "");
 955                                                 if (strcmp(i->second->awaymsg, "")) {
 956                                                         strncat(tmp, "G" ,9);
 957                                                 } else {
 958                                                         strncat(tmp, "H" ,9);
 959                                                 }
 960
 961                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s",user->nick, user->nick, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
 962                                         }
 963                                 }
 964                         }
 965                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 966                         return;
 967                 }
 968         }
 969 }
 970
 971 void handle_wallops(char **parameters, int pcnt, userrec *user)
 972 {
 973         WriteWallOps(user,false,"%s",parameters[0]);
 974 }
 975
 976 void handle_list(char **parameters, int pcnt, userrec *user)
 977 {
 978         chanrec* Ptr;
 979
 980         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
 981         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
 982         {
 983                 if ((!i->second->c_private) && (!i->second->secret))
 984                 {
 985                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
 986                 }
 987         }
 988         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
 989 }
 990
 991
 992 void handle_rehash(char **parameters, int pcnt, userrec *user)
 993 {
 994         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
 995         ReadConfig(false,user);
 996         FOREACH_MOD OnRehash();
 997         WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
 998 }
 999
1000 void handle_lusers(char **parameters, int pcnt, userrec *user)
1001 {
1002         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1003         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1004         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1005         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1006         WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1007 }
1008
1009 void handle_admin(char **parameters, int pcnt, userrec *user)
1010 {
1011         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1012         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1013         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1014         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1015 }
1016
1017 void handle_ping(char **parameters, int pcnt, userrec *user)
1018 {
1019         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1020 }
1021
1022 void handle_pong(char **parameters, int pcnt, userrec *user)
1023 {
1024         // set the user as alive so they survive to next ping
1025         user->lastping = 1;
1026 }
1027
1028 void handle_motd(char **parameters, int pcnt, userrec *user)
1029 {
1030         ShowMOTD(user);
1031 }
1032
1033 void handle_rules(char **parameters, int pcnt, userrec *user)
1034 {
1035         ShowRULES(user);
1036 }
1037
1038 void handle_user(char **parameters, int pcnt, userrec *user)
1039 {
1040         if (user->registered < 3)
1041         {
1042                 if (isident(parameters[0]) == 0) {
1043                         // This kinda Sucks, According to the RFC thou, its either this,
1044                         // or "You have already registered" :p -- Craig
1045                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1046                 }
1047                 else {
1048                         WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
1049                         strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1050                         strlcat(user->ident,parameters[0],IDENTMAX);
1051                         strlcpy(user->fullname,parameters[3],128);
1052                         user->registered = (user->registered | 1);
1053                 }
1054         }
1055         else
1056         {
1057                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1058                 return;
1059         }
1060         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1061         if (user->registered == 3)
1062         {
1063                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1064                 ConnectUser(user);
1065         }
1066 }
1067
1068 void handle_userhost(char **parameters, int pcnt, userrec *user)
1069 {
1070         char Return[MAXBUF],junk[MAXBUF];
1071         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1072         for (int i = 0; i < pcnt; i++)
1073         {
1074                 userrec *u = Find(parameters[i]);
1075                 if (u)
1076                 {
1077                         if (strchr(u->modes,'o'))
1078                         {
1079                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1080                                 strlcat(Return,junk,MAXBUF);
1081                         }
1082                         else
1083                         {
1084                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1085                                 strlcat(Return,junk,MAXBUF);
1086                         }
1087                 }
1088         }
1089         WriteServ(user->fd,Return);
1090 }
1091
1092
1093 void handle_ison(char **parameters, int pcnt, userrec *user)
1094 {
1095         char Return[MAXBUF];
1096         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1097         for (int i = 0; i < pcnt; i++)
1098         {
1099                 userrec *u = Find(parameters[i]);
1100                 if (u)
1101                 {
1102                         strlcat(Return,u->nick,MAXBUF);
1103                         strlcat(Return," ",MAXBUF);
1104                 }
1105         }
1106         WriteServ(user->fd,Return);
1107 }
1108
1109
1110 void handle_away(char **parameters, int pcnt, userrec *user)
1111 {
1112         if (pcnt)
1113         {
1114                 strlcpy(user->awaymsg,parameters[0],512);
1115                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1116         }
1117         else
1118         {
1119                 strlcpy(user->awaymsg,"",512);
1120                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1121         }
1122 }
1123
1124 void handle_whowas(char **parameters, int pcnt, userrec* user)
1125 {
1126         user_hash::iterator i = whowas.find(parameters[0]);
1127
1128         if (i == whowas.end())
1129         {
1130                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1131                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1132         }
1133         else
1134         {
1135                 time_t rawtime = i->second->signon;
1136                 tm *timeinfo;
1137                 char b[MAXBUF];
1138
1139                 timeinfo = localtime(&rawtime);
1140                 strlcpy(b,asctime(timeinfo),MAXBUF);
1141                 b[strlen(b)-1] = '\0';
1142
1143                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1144                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1145                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1146         }
1147
1148 }
1149
1150 void handle_trace(char **parameters, int pcnt, userrec *user)
1151 {
1152         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1153         {
1154                 if (i->second)
1155                 {
1156                         if (isnick(i->second->nick))
1157                         {
1158                                 if (strchr(i->second->modes,'o'))
1159                                 {
1160                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1161                                 }
1162                                 else
1163                                 {
1164                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1165                                 }
1166                         }
1167                         else
1168                         {
1169                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1170                         }
1171                 }
1172         }
1173 }
1174
1175 void handle_modules(char **parameters, int pcnt, userrec *user)
1176 {
1177         for (int i = 0; i < module_names.size(); i++)
1178         {
1179                         Version V = modules[i]->GetVersion();
1180                         char modulename[MAXBUF];
1181                         strlcpy(modulename,module_names[i].c_str(),256);
1182                         WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename));
1183         }
1184 }
1185
1186 void handle_stats(char **parameters, int pcnt, userrec *user)
1187 {
1188         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1189         if (pcnt != 1)
1190         {
1191                 return;
1192         }
1193         if (strlen(parameters[0])>1)
1194         {
1195                 /* make the stats query 1 character long */
1196                 parameters[0][1] = '\0';
1197         }
1198
1199
1200         if (!strcasecmp(parameters[0],"c"))
1201         {
1202                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1203                 {
1204                         ConfValue("link","name",i,Link_ServerName,&config_f);
1205                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1206                         ConfValue("link","port",i,Link_Port,&config_f);
1207                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1208                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1209                 }
1210         }
1211
1212         if (!strcasecmp(parameters[0],"i"))
1213         {
1214                 int idx = 0;
1215                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1216                 {
1217                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1218                         idx++;
1219                 }
1220         }
1221
1222         if (!strcasecmp(parameters[0],"y"))
1223         {
1224                 int idx = 0;
1225                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1226                 {
1227                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1228                         idx++;
1229                 }
1230         }
1231
1232         if (!strcmp(parameters[0],"U"))
1233         {
1234                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1235                 {
1236                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1237                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1238                 }
1239         }
1240
1241         if (!strcmp(parameters[0],"P"))
1242         {
1243                 int idx = 0;
1244                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1245                 {
1246                         if (strchr(i->second->modes,'o'))
1247                         {
1248                                 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(time(NULL) - i->second->idle_lastmsg));
1249                                 idx++;
1250                         }
1251                 }
1252                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1253         //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1254         }
1255
1256         if (!strcmp(parameters[0],"k"))
1257         {
1258                 stats_k(user);
1259         }
1260
1261         if (!strcmp(parameters[0],"g"))
1262         {
1263                 stats_g(user);
1264         }
1265
1266         if (!strcmp(parameters[0],"q"))
1267         {
1268                 stats_q(user);
1269         }
1270
1271         if (!strcmp(parameters[0],"Z"))
1272         {
1273                 stats_z(user);
1274         }
1275
1276         /* stats m (list number of times each command has been used, plus bytecount) */
1277         if (!strcmp(parameters[0],"m"))
1278         {
1279                 for (int i = 0; i < cmdlist.size(); i++)
1280                 {
1281                         if (cmdlist[i].handler_function)
1282                         {
1283                                 if (cmdlist[i].use_count)
1284                                 {
1285                                         /* RPL_STATSCOMMANDS */
1286                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1287                                 }
1288                         }
1289                 }
1290
1291         }
1292
1293         /* stats z (debug and memory info) */
1294         if (!strcmp(parameters[0],"z"))
1295         {
1296                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1297                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1298                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1299                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1300                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1301                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1302                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1303                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1304         }
1305
1306         /* stats o */
1307         if (!strcmp(parameters[0],"o"))
1308         {
1309                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1310                 {
1311                         char LoginName[MAXBUF];
1312                         char HostName[MAXBUF];
1313                         char OperType[MAXBUF];
1314                         ConfValue("oper","name",i,LoginName,&config_f);
1315                         ConfValue("oper","host",i,HostName,&config_f);
1316                         ConfValue("oper","type",i,OperType,&config_f);
1317                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1318                 }
1319         }
1320
1321         /* stats l (show user I/O stats) */
1322         if (!strcmp(parameters[0],"l"))
1323         {
1324                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1325                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1326                 {
1327                         if (isnick(i->second->nick))
1328                         {
1329                                 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,ServerName,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1330                         }
1331                         else
1332                         {
1333                                 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,ServerName,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1334                         }
1335
1336                 }
1337         }
1338
1339         /* stats u (show server uptime) */
1340         if (!strcmp(parameters[0],"u"))
1341         {
1342                 time_t current_time = 0;
1343                 current_time = time(NULL);
1344                 time_t server_uptime = current_time - startup_time;
1345                 struct tm* stime;
1346                 stime = gmtime(&server_uptime);
1347                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1348                  * Craig suggested this, and it seemed a good idea so in it went */
1349                 if (stime->tm_year > 70)
1350                 {
1351                         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);
1352                 }
1353                 else
1354                 {
1355                         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);
1356                 }
1357         }
1358
1359         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1360         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1361
1362 }
1363
1364 void handle_connect(char **parameters, int pcnt, userrec *user)
1365 {
1366         char Link_ServerName[1024];
1367         char Link_IPAddr[1024];
1368         char Link_Port[1024];
1369         char Link_Pass[1024];
1370         int LinkPort;
1371         bool found = false;
1372
1373         for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1374         {
1375                 if (!found)
1376                 {
1377                         ConfValue("link","name",i,Link_ServerName,&config_f);
1378                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1379                         ConfValue("link","port",i,Link_Port,&config_f);
1380                         ConfValue("link","sendpass",i,Link_Pass,&config_f);
1381                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1382                         LinkPort = atoi(Link_Port);
1383                         if (match(Link_ServerName,parameters[0])) {
1384                                 found = true;
1385                                 break;
1386                         }
1387                 }
1388         }
1389
1390         if (!found) {
1391                 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1392                 return;
1393         }
1394
1395         // TODO: Perform a check here to stop a server being linked twice!
1396
1397         WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1398
1399         if (me[defaultRoute])
1400         {
1401                 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1402                 return;
1403         }
1404         else
1405         {
1406                 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);
1407         }
1408 }
1409
1410 void handle_squit(char **parameters, int pcnt, userrec *user)
1411 {
1412         // send out an squit across the mesh and then clear the server list (for local squit)
1413         if (!pcnt)
1414         {
1415                 WriteOpers("SQUIT command issued by %s",user->nick);
1416                 char buffer[MAXBUF];
1417                 snprintf(buffer,MAXBUF,"& %s",ServerName);
1418                 NetSendToAll(buffer);
1419                 DoSplitEveryone();
1420         }
1421         else
1422         {
1423                 WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
1424         }
1425 }
1426
1427 void handle_links(char **parameters, int pcnt, userrec *user)
1428 {
1429         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1430         for (int j = 0; j < 32; j++)
1431         {
1432                 if (me[j] != NULL)
1433                 {
1434                         for (int k = 0; k < me[j]->connectors.size(); k++)
1435                         {
1436                                 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());
1437                         }
1438                 }
1439         }
1440         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1441 }
1442
1443 void handle_map(char **parameters, int pcnt, userrec *user)
1444 {
1445         char line[MAXBUF];
1446         snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1447         while (strlen(line) < 50)
1448                 strcat(line," ");
1449         WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)usercnt())*100));
1450         for (int j = 0; j < 32; j++)
1451         {
1452                 if (me[j] != NULL)
1453                 {
1454                         for (int k = 0; k < me[j]->connectors.size(); k++)
1455                         {
1456                                 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1457                                 while (strlen(line) < 50)
1458                                         strcat(line," ");
1459                                 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)usercnt())*100));
1460                         }
1461                 }
1462         }
1463         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1464 }
1465
1466 bool is_uline(const char* server)
1467 {
1468         char ServName[MAXBUF];
1469         int i,j;
1470
1471         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1472         {
1473                 ConfValue("uline","server",i,ServName,&config_f);
1474                 if (!strcasecmp(server,ServName))
1475                 {
1476                         return true;
1477                 }
1478         }
1479         return false;
1480 }
1481
1482
1483 void handle_oper(char **parameters, int pcnt, userrec *user)
1484 {
1485         char LoginName[MAXBUF];
1486         char Password[MAXBUF];
1487         char OperType[MAXBUF];
1488         char TypeName[MAXBUF];
1489         char Hostname[MAXBUF];
1490         int i,j;
1491         bool found = false;
1492         bool fail2 = false;
1493         char global[MAXBUF];
1494
1495         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1496         {
1497                 ConfValue("oper","name",i,LoginName,&config_f);
1498                 ConfValue("oper","password",i,Password,&config_f);
1499                 ConfValue("oper","type",i,OperType,&config_f);
1500                 if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])))
1501                 {
1502                         fail2 = true;
1503                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1504                         {
1505                                 ConfValue("type","name",j,TypeName,&config_f);
1506
1507                                 if (!strcmp(TypeName,OperType))
1508                                 {
1509                                         /* found this oper's opertype */
1510                                         snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1511                                         NetSendToAll(global);
1512                                         ConfValue("type","host",j,Hostname,&config_f);
1513                                         ChangeDisplayedHost(user,Hostname);
1514                                         strlcpy(user->oper,TypeName,NICKMAX);
1515                                         found = true;
1516                                         fail2 = false;
1517                                         break;
1518                                 }
1519                         }
1520                 }
1521                 if (found)
1522                         break;
1523         }
1524         if (found)
1525         {
1526                 /* correct oper credentials */
1527                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1528                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1529                 if (!strchr(user->modes,'o'))
1530                 {
1531                         strcat(user->modes,"o");
1532                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1533                         snprintf(global,MAXBUF,"M %s +o",user->nick);
1534                         NetSendToAll(global);
1535                         FOREACH_MOD OnOper(user);
1536                 }
1537         }
1538         else
1539         {
1540                 if (!fail2)
1541                 {
1542                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1543                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1544                 }
1545                 else
1546                 {
1547                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1548                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1549                 }
1550         }
1551         return;
1552 }
1553
1554 void handle_nick(char **parameters, int pcnt, userrec *user)
1555 {
1556         if (pcnt < 1)
1557         {
1558                 log(DEBUG,"not enough params for handle_nick");
1559                 return;
1560         }
1561         if (!parameters[0])
1562         {
1563                 log(DEBUG,"invalid parameter passed to handle_nick");
1564                 return;
1565         }
1566         if (!strlen(parameters[0]))
1567         {
1568                 log(DEBUG,"zero length new nick passed to handle_nick");
1569                 return;
1570         }
1571         if (!user)
1572         {
1573                 log(DEBUG,"invalid user passed to handle_nick");
1574                 return;
1575         }
1576         if (!user->nick)
1577         {
1578                 log(DEBUG,"invalid old nick passed to handle_nick");
1579                 return;
1580         }
1581         if (!strcasecmp(user->nick,parameters[0]))
1582         {
1583                 log(DEBUG,"old nick is new nick, skipping");
1584                 return;
1585         }
1586         else
1587         {
1588                 if (strlen(parameters[0]) > 1)
1589                 {
1590                         if (parameters[0][0] == ':')
1591                         {
1592                                 *parameters[0]++;
1593                         }
1594                 }
1595                 if (matches_qline(parameters[0]))
1596                 {
1597                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1598                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1599                         return;
1600                 }
1601                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1602                 {
1603                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1604                         return;
1605                 }
1606         }
1607         if (isnick(parameters[0]) == 0)
1608         {
1609                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1610                 return;
1611         }
1612
1613         if (user->registered == 7)
1614         {
1615                 int MOD_RESULT = 0;
1616                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1617                 if (MOD_RESULT) {
1618                         // if a module returns true, the nick change is silently forbidden.
1619                         return;
1620                 }
1621
1622                 WriteCommon(user,"NICK %s",parameters[0]);
1623
1624                 // Q token must go to ALL servers!!!
1625                 char buffer[MAXBUF];
1626                 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1627                 NetSendToAll(buffer);
1628
1629         }
1630
1631         /* change the nick of the user in the users_hash */
1632         user = ReHashNick(user->nick, parameters[0]);
1633         /* actually change the nick within the record */
1634         if (!user) return;
1635         if (!user->nick) return;
1636
1637         strlcpy(user->nick, parameters[0],NICKMAX);
1638
1639         log(DEBUG,"new nick set: %s",user->nick);
1640
1641         if (user->registered < 3)
1642         {
1643                 user->registered = (user->registered | 2);
1644                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1645                 // and unless we're lucky we'll get a duff one later on.
1646                 user->dns_done = (!lookup_dns(user->nick));
1647                 if (user->dns_done)
1648                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1649         }
1650         if (user->registered == 3)
1651         {
1652                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1653                 ConnectUser(user);
1654         }
1655 }
1656
1657
1658
1659 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1660 {
1661         char* src = strtok(params," ");
1662         char* dest = strtok(NULL," :");
1663         char* text = strtok(NULL,"\r\n");
1664         text++;
1665
1666         userrec* user = Find(src);
1667         if (user)
1668         {
1669                 userrec* dst = Find(dest);
1670
1671                 if (dst)
1672                 {
1673                         WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1674                 }
1675                 else
1676                 {
1677                         chanrec* d = FindChan(dest);
1678                         if (d)
1679                         {
1680                                 ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1681                         }
1682                 }
1683         }
1684
1685 }
1686
1687
1688 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1689 {
1690         char* src = strtok(params," ");
1691         char* dest = strtok(NULL," :");
1692         char* text = strtok(NULL,"\r\n");
1693         text++;
1694
1695         userrec* user = Find(src);
1696         if (user)
1697         {
1698                 userrec* dst = Find(dest);
1699
1700                 if (dst)
1701                 {
1702                         WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1703                 }
1704                 else
1705                 {
1706                         chanrec* d = FindChan(dest);
1707                         if (d)
1708                         {
1709                                 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1710                         }
1711                 }
1712         }
1713
1714 }
1715
1716 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1717 {
1718         char* nick = strtok(params," ");
1719         char* from = strtok(NULL," ");
1720         char* channel = strtok(NULL," ");
1721         userrec* u = Find(nick);
1722         userrec* user = Find(from);
1723         chanrec* c = FindChan(channel);
1724         if ((c) && (u) && (user))
1725         {
1726                 u->InviteTo(c->name);
1727                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1728         }
1729 }
1730
1731 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1732 {
1733         char* setby = strtok(params," ");
1734         char* channel = strtok(NULL," :");
1735         char* topic = strtok(NULL,"\r\n");
1736         topic++;
1737         userrec* u = Find(setby);
1738         chanrec* c = FindChan(channel);
1739         if ((c) && (u))
1740         {
1741                 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
1742                 strlcpy(c->topic,topic,MAXTOPIC);
1743                 strlcpy(c->setby,u->nick,NICKMAX);
1744                 c->topicset = time(NULL);
1745         }
1746 }
1747
1748
1749 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1750 {
1751         char* tm = strtok(params," ");
1752         char* setby = strtok(NULL," ");
1753         char* channel = strtok(NULL," :");
1754         char* topic = strtok(NULL,"\r\n");
1755         topic++;
1756         time_t TS = atoi(tm);
1757         chanrec* c = FindChan(channel);
1758         if (c)
1759         {
1760                 // in the case of topics and TS, the *NEWER*
1761                 if (TS <= c->topicset)
1762                 {
1763                         WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
1764                         strlcpy(c->topic,topic,MAXTOPIC);
1765                         strlcpy(c->setby,setby,NICKMAX);
1766                 }
1767         }
1768 }
1769
1770 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1771 {
1772         char* pars[128];
1773         char original[MAXBUF],target[MAXBUF];
1774         strlcpy(original,params,MAXBUF);
1775         int index = 0;
1776         char* parameter = strtok(params," ");
1777         strlcpy(target,parameter,MAXBUF);
1778         while (parameter)
1779         {
1780                 if (parameter[0] == ':')
1781                         parameter++;
1782                 pars[index++] = parameter;
1783                 parameter = strtok(NULL," ");
1784         }
1785         log(DEBUG,"*** MODE: %s %s",pars[0],pars[1]);
1786         merge_mode(pars,index);
1787         if (FindChan(target))
1788         {
1789                 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
1790         }
1791         if (Find(target))
1792         {
1793                 Write(Find(target)->fd,":%s MODE %s",ServerName,original);
1794         }
1795 }
1796
1797 // m is modes set by users only (not servers) valid targets are channels or users.
1798
1799 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1800 {
1801         // m blah #chatspike +b *!test@*4
1802         char* pars[128];
1803         char original[MAXBUF];
1804         strlcpy(original,params,MAXBUF);
1805
1806         if (!strchr(params,' '))
1807         {
1808                 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
1809                 return;
1810         }
1811
1812         int index = 0;
1813
1814         char* src = strtok(params," ");
1815         userrec* user = Find(src);
1816
1817         if (user)
1818         {
1819                 log(DEBUG,"Found user: %s",user->nick);
1820                 char* parameter = strtok(NULL," ");
1821                 while (parameter)
1822                 {
1823                         pars[index++] = parameter;
1824                         parameter = strtok(NULL," ");
1825                 }
1826
1827                 log(DEBUG,"Calling merge_mode2");
1828                 merge_mode2(pars,index,user);
1829         }
1830 }
1831
1832
1833 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1834 {
1835         char* nick = strtok(params," ");
1836         char* channel = strtok(NULL," :");
1837         char* reason = strtok(NULL,"\r\n");
1838         userrec* user = Find(nick);
1839         reason++;
1840         if (user)
1841         {
1842                 if (strcmp(reason,""))
1843                 {
1844                         del_channel(user,channel,reason,true);
1845                 }
1846                 else
1847                 {
1848                         del_channel(user,channel,NULL,true);
1849                 }
1850         }
1851 }
1852
1853 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1854 {
1855         char* src = strtok(params," ");
1856         char* nick = strtok(NULL," :");
1857         char* reason = strtok(NULL,"\r\n");
1858         char kreason[MAXBUF];
1859         reason++;
1860
1861         userrec* u = Find(nick);
1862         userrec* user = Find(src);
1863
1864         if ((user) && (u))
1865         {
1866                 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
1867                 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
1868                 snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
1869                 kill_link(u,kreason);
1870         }
1871 }
1872
1873 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1874 {
1875         char* nick = strtok(params," :");
1876         char* reason = strtok(NULL,"\r\n");
1877         reason++;
1878
1879         userrec* user = Find(nick);
1880
1881         if (user)
1882         {
1883                 if (strlen(reason)>MAXQUIT)
1884                 {
1885                         reason[MAXQUIT-1] = '\0';
1886                 }
1887
1888
1889                 WriteCommonExcept(user,"QUIT :%s",reason);
1890
1891                 user_hash::iterator iter = clientlist.find(user->nick);
1892
1893                 if (iter != clientlist.end())
1894                 {
1895                         log(DEBUG,"deleting user hash value %d",iter->second);
1896                         if ((iter->second) && (user->registered == 7)) {
1897                                 delete iter->second;
1898                         }
1899                         clientlist.erase(iter);
1900                 }
1901
1902                 purge_empty_chans();
1903         }
1904 }
1905
1906 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1907 {
1908         char* oldnick = strtok(params," ");
1909         char* newnick = strtok(NULL," ");
1910
1911         userrec* user = Find(oldnick);
1912
1913         if (user)
1914         {
1915                 WriteCommon(user,"NICK %s",newnick);
1916                 if (is_uline(tcp_host))
1917                 {
1918                         int MOD_RESULT = 0;
1919                         FOREACH_RESULT(OnUserPreNick(user,newnick));
1920                         if (MOD_RESULT) {
1921                                 // if a module returns true, the nick change couldnt be allowed
1922                                 kill_link(user,"Nickname collision");
1923                                 return;
1924                         }
1925                         if (matches_qline(newnick))
1926                         {
1927                                 kill_link(user,"Nickname collision");
1928                                 return;
1929                         }
1930
1931                         // broadcast this because its a services thingy
1932                         char buffer[MAXBUF];
1933                         snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
1934                         NetSendToAll(buffer);
1935                 }
1936                 user = ReHashNick(user->nick, newnick);
1937                 if (!user) return;
1938                 if (!user->nick) return;
1939                 strlcpy(user->nick, newnick,NICKMAX);
1940                 log(DEBUG,"new nick set: %s",user->nick);
1941         }
1942 }
1943
1944 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
1945 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1946 {
1947         char* src = strtok(params," ");
1948         char* dest = strtok(NULL," ");
1949         char* channel = strtok(NULL," :");
1950         char* reason = strtok(NULL,"\r\n");
1951         reason++;
1952         userrec* s = Find(src);
1953         userrec* d = Find(dest);
1954         chanrec* c = FindChan(channel);
1955         if ((s) && (d) && (c))
1956         {
1957                 kick_channel(s,d,c,reason);
1958                 return;
1959         }
1960         d = Find(channel);
1961         c = FindChan(dest);
1962         if ((s) && (d) && (c))
1963         {
1964                 kick_channel(s,d,c,reason);
1965                 return;
1966         }
1967 }
1968
1969 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1970 {
1971         char* who = strtok(params," :");
1972         char* text = strtok(NULL,"\r\n");
1973         text++;
1974         userrec* s = Find(who);
1975         if (s)
1976         {
1977                 WriteWallOps(s,true,text);
1978         }
1979 }
1980
1981 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1982 {
1983         log(DEBUG,"Adding ULined server %s to my map",params);
1984         ircd_connector s;
1985         s.SetState(STATE_DISCONNECTED);
1986         s.SetServerName(params);
1987
1988         for (int j = 0; j < 32; j++)
1989         {
1990                 if (me[j] != NULL)
1991                 {
1992                         for (int k = 0; k < me[j]->connectors.size(); k++)
1993                         {
1994                                 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
1995                                 {
1996                                         // dont allow a server to be added twice
1997                                         log(DEBUG,"ULined server %s already in the map!",params);
1998                                         return;
1999                                 }
2000                         }
2001                 }
2002         }
2003
2004         source->connectors.push_back(s);
2005         WriteOpers("Non-Mesh server %s has joined the network",params);
2006 }
2007
2008 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2009 {
2010         char* tm = strtok(params," ");
2011         char* nick = strtok(NULL," ");
2012         char* host = strtok(NULL," ");
2013         char* dhost = strtok(NULL," ");
2014         char* ident = strtok(NULL," ");
2015         char* modes = strtok(NULL," ");
2016         char* ipaddr = strtok(NULL," ");
2017         char* server = strtok(NULL," :");
2018         char* gecos = strtok(NULL,"\r\n");
2019         gecos++;
2020         modes++;
2021         time_t TS = atoi(tm);
2022         user_hash::iterator iter = clientlist.find(nick);
2023         if (iter != clientlist.end())
2024         {
2025                 // nick collision
2026                 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2027                 char str[MAXBUF];
2028                 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2029                 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2030                 kill_link(iter->second,str);
2031         }
2032         clientlist[nick] = new userrec();
2033         // remote users have an fd of -1. This is so that our Write abstraction
2034         // routines know to route any messages to this record away to whatever server
2035         // theyre on.
2036         clientlist[nick]->fd = -1;
2037         strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2038         strlcpy(clientlist[nick]->host, host,160);
2039         strlcpy(clientlist[nick]->dhost, dhost,160);
2040         strlcpy(clientlist[nick]->server, server,256);
2041         strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2042         strlcpy(clientlist[nick]->fullname, gecos,128);
2043         clientlist[nick]->signon = TS;
2044         clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2045         clientlist[nick]->lastping = 1;
2046         clientlist[nick]->port = 0; // so is this...
2047         clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2048         clientlist[nick]->idle_lastmsg = time(NULL); // this is unrealiable and wont actually be used locally
2049         for (int i = 0; i < MAXCHANS; i++)
2050         {
2051                 clientlist[nick]->chans[i].channel = NULL;
2052                 clientlist[nick]->chans[i].uc_modes = 0;
2053         }
2054 }
2055
2056 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2057 {
2058         long tdiff = time(NULL) - atoi(params);
2059         if (tdiff)
2060                 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2061 }
2062
2063 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2064 {
2065         char* nick = strtok(params," :");
2066         char* gecos = strtok(NULL,"\r\n");
2067
2068         userrec* user = Find(nick);
2069
2070         if (user)
2071                 strlcpy(user->fullname,gecos,MAXBUF);
2072 }
2073
2074 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2075 {
2076         char* nick = strtok(params," ");
2077         char* host = strtok(NULL," ");
2078
2079         userrec* user = Find(nick);
2080
2081         if (user)
2082                 strlcpy(user->dhost,host,160);
2083 }
2084
2085 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2086 {
2087         // %s %s %d %d
2088         // + test3.chatspike.net 7010 -2016508415
2089         char* servername = strtok(params," ");
2090         char* ipaddr = strtok(NULL," ");
2091         char* ipport = strtok(NULL," ");
2092         char* cookie = strtok(NULL," ");
2093         log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2094
2095
2096         bool conn_already = false;
2097         for (int i = 0; i < 32; i++)
2098         {
2099                 if (me[i] != NULL)
2100                 {
2101                         for (int j = 0; j < me[i]->connectors.size(); j++)
2102                         {
2103                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2104                                 {
2105                                         if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2106                                         {
2107                                                 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2108                                                 conn_already = true;
2109                                         }
2110                                 }
2111                         }
2112                 }
2113         }
2114         if (!conn_already)
2115                 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2116 }
2117
2118 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2119 {
2120         char* server = strtok(params," ");
2121         char* data = strtok(NULL,"\r\n");
2122         if ((!data) || (!server))
2123         {
2124                 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2125                 return;
2126         }
2127
2128         log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2129         NetSendToOne(server,data);
2130 }
2131
2132 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2133 {
2134         // IMPORTANT NOTE
2135         // The J token currently has no timestamp - this needs looking at
2136         // because it will allow splitriding.
2137         char* nick = strtok(params," ");
2138         char* channel = strtok(NULL," ");
2139         userrec* user = Find(nick);
2140         while (channel)
2141         {
2142                 if ((user != NULL) && (strcmp(channel,"")))
2143                 {
2144                         char privilage = '\0';
2145                         if (channel[0] != '#')
2146                         {
2147                                 privilage = channel[0];
2148                                 channel++;
2149                         }
2150                         add_channel(user,channel,"",true);
2151
2152                         // now work out the privilages they should have on each channel
2153                         // and send the appropriate servermodes.
2154                         for (int i = 0; i != MAXCHANS; i++)
2155                         {
2156                                 if (user->chans[i].channel)
2157                                 {
2158                                         if (!strcasecmp(user->chans[i].channel->name,channel))
2159                                         {
2160                                                 if (privilage == '@')
2161                                                 {
2162                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2163                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2164                                                 }
2165                                                 if (privilage == '%')
2166                                                 {
2167                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2168                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2169                                                 }
2170                                                 if (privilage == '+')
2171                                                 {
2172                                                         user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2173                                                         WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2174                                                 }
2175                                         }
2176                                 }
2177                         }
2178
2179                 }
2180                 channel = strtok(NULL," ");
2181         }
2182 }
2183
2184 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2185 {
2186         log(DEBUG,"Storing routing table...");
2187         char* sourceserver = strtok(params," ");
2188         char* server = strtok(NULL," ");
2189         for (int i = 0; i < 32; i++)
2190         {
2191                 if (me[i] != NULL)
2192                 {
2193                         for (int j = 0; j < me[i]->connectors.size(); j++)
2194                         {
2195                                 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2196                                 {
2197                                         me[i]->connectors[j].routes.clear();
2198                                         log(DEBUG,"Found entry for source server.");
2199                                         while (server)
2200                                         {
2201                                                 // store each route
2202                                                 me[i]->connectors[j].routes.push_back(server);
2203                                                 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2204                                                 server = strtok(NULL," ");
2205                                         }
2206                                         return;
2207                                 }
2208                         }
2209                 }
2210         }
2211         log(DEBUG,"Warning! routing table received from nonexistent server!");
2212 }
2213
2214 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2215 {
2216         log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2217         WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2218         bool go_again = true;
2219         while (go_again)
2220         {
2221                 go_again = false;
2222                 for (int i = 0; i < 32; i++)
2223                 {
2224                         if (me[i] != NULL)
2225                         {
2226                                 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2227                                 {
2228                                         if (!strcasecmp(j->GetServerName().c_str(),params))
2229                                         {
2230                                                 j->routes.clear();
2231                                                 j->CloseConnection();
2232                                                 me[i]->connectors.erase(j);
2233                                                 go_again = true;
2234                                                 break;
2235                                         }
2236                                 }
2237                         }
2238                 }
2239         }
2240         log(DEBUG,"Removed server. Will remove clients...");
2241         // iterate through the userlist and remove all users on this server.
2242         // because we're dealing with a mesh, we dont have to deal with anything
2243         // "down-route" from this server (nice huh)
2244         go_again = true;
2245         char reason[MAXBUF];
2246         snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2247         while (go_again)
2248         {
2249                 go_again = false;
2250                 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2251                 {
2252                         if (!strcasecmp(u->second->server,params))
2253                         {
2254                                 kill_link(u->second,reason);
2255                                 go_again = true;
2256                                 break;
2257                         }
2258                 }
2259         }
2260 }
2261
2262 long authcookie;
2263
2264 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2265 {
2266         // # <mask> <who-set-it> <time-set> <duration> :<reason>
2267         log(DEBUG,"Adding G-line");
2268         char* mask = strtok(params," ");
2269         char* who = strtok(NULL," ");
2270         char* create_time = strtok(NULL," ");
2271         char* duration = strtok(NULL," :");
2272         char* reason = strtok(NULL,"\r\n");
2273         add_gline(atoi(duration),who,reason,mask);
2274         // we must update the creation time on this gline
2275         // now that we've added it, or it wont expire at the right time.
2276         gline_set_creation_time(mask,atoi(create_time));
2277         if (!atoi(duration))
2278         {
2279                 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2280         }
2281         else
2282         {
2283                 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2284         }
2285         apply_lines();
2286 }
2287
2288 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2289 {
2290         log(DEBUG,"Removing G-line");
2291         char* mask = strtok(params," ");
2292         char* who = strtok(NULL," ");
2293         if (mask)
2294         {
2295                 if (del_gline(mask))
2296                 {
2297                         if (who)
2298                         {
2299                                 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2300                         }
2301                 }
2302         }
2303 }
2304
2305 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2306 {
2307         // { <mask> <who-set-it> <time-set> <duration> :<reason>
2308         log(DEBUG,"Adding Q-line");
2309         char* mask = strtok(params," ");
2310         char* who = strtok(NULL," ");
2311         char* create_time = strtok(NULL," ");
2312         char* duration = strtok(NULL," :");
2313         char* reason = strtok(NULL,"\r\n");
2314         add_qline(atoi(duration),who,reason,mask);
2315         // we must update the creation time on this gline
2316         // now that we've added it, or it wont expire at the right time.
2317         qline_set_creation_time(mask,atoi(create_time));
2318         qline_make_global(mask);
2319         if (!atoi(duration))
2320         {
2321                 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2322         }
2323         else
2324         {
2325                 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2326         }
2327         apply_lines();
2328 }
2329
2330 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2331 {
2332         log(DEBUG,"Removing Q-line");
2333         char* mask = strtok(params," ");
2334         char* who = strtok(NULL," ");
2335         if (mask)
2336         {
2337                 if (del_qline(mask))
2338                 {
2339                         if (who)
2340                         {
2341                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2342                         }
2343                 }
2344         }
2345 }
2346
2347 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2348 {
2349         // } <mask> <who-set-it> <time-set> <duration> :<reason>
2350         log(DEBUG,"Adding Z-line");
2351         char* mask = strtok(params," ");
2352         char* who = strtok(NULL," ");
2353         char* create_time = strtok(NULL," ");
2354         char* duration = strtok(NULL," :");
2355         char* reason = strtok(NULL,"\r\n");
2356         add_zline(atoi(duration),who,reason,mask);
2357         // we must update the creation time on this gline
2358         // now that we've added it, or it wont expire at the right time.
2359         zline_set_creation_time(mask,atoi(create_time));
2360         zline_make_global(mask);
2361         if (!atoi(duration))
2362         {
2363                 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2364         }
2365         else
2366         {
2367                 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2368         }
2369         apply_lines();
2370 }
2371
2372 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2373 {
2374         log(DEBUG,"Removing Z-line");
2375         char* mask = strtok(params," ");
2376         char* who = strtok(NULL," ");
2377         if (mask)
2378         {
2379                 if (del_zline(mask))
2380                 {
2381                         if (who)
2382                         {
2383                                 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2384                         }
2385                 }
2386         }
2387 }
2388
2389 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2390 {
2391         char* nick = strtok(params," ");
2392         char* type = strtok(params," ");
2393         userrec* u = Find(nick);
2394         if (u)
2395         {
2396                 strlcpy(u->oper,type,NICKMAX);
2397         }
2398 }
2399
2400
2401 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2402 {
2403         char buffer[MAXBUF];
2404
2405         switch(token)
2406         {
2407                 // Y <TS>
2408                 // start netburst
2409                 case 'Y':
2410                         nb_start = time(NULL);
2411                         WriteOpers("Server %s is starting netburst.",tcp_host);
2412                         // now broadcast this new servers address out to all servers that are linked to us,
2413                         // except the newcomer. They'll all attempt to connect back to it.
2414                         authcookie = rand()*rand();
2415                         snprintf(buffer,MAXBUF,"~ %d",authcookie);
2416                         NetSendToAll(buffer);
2417                 break;
2418                 // ~
2419                 // Store authcookie
2420                 // once stored, this authcookie permits other servers to log in
2421                 // without user or password, using it.
2422                 case '~':
2423                         auth_cookies.push_back(atoi(params));
2424                         log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2425                 break;
2426                 // connect back to a server using an authcookie
2427                 case '+':
2428                         handle_plus(token,params,source,reply,tcp_host);
2429                 break;
2430                 // routing table
2431                 case '$':
2432                         handle_dollar(token,params,source,reply,tcp_host);
2433                 break;
2434                 // node unreachable - we cant route to a server, sooooo we slit it off.
2435                 // servers can generate these for themselves for an squit.
2436                 case '&':
2437                         handle_amp(token,params,source,reply,tcp_host);
2438                 break;
2439                 // R <server> <data>
2440                 // redirect token, send all of <data> along to the given
2441                 // server as this server has been found to still have a route to it
2442                 case 'R':
2443                         handle_R(token,params,source,reply,tcp_host);
2444                 break;
2445                 // ?
2446                 // ping
2447                 case '?':
2448                         reply->SendPacket("!",tcp_host);
2449                 break;
2450                 // ?
2451                 // pong
2452                 case '!':
2453                 break;
2454                 // *
2455                 // no operation
2456                 case '*':
2457                 break;
2458                 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2459                 // introduce remote client
2460                 case 'N':
2461                         handle_N(token,params,source,reply,tcp_host);
2462                 break;
2463                 // a <NICK> :<GECOS>
2464                 // change GECOS (SETNAME)
2465                 case 'a':
2466                         handle_a(token,params,source,reply,tcp_host);
2467                 break;
2468                 // b <NICK> :<HOST>
2469                 // change displayed host (SETHOST)
2470                 case 'b':
2471                         handle_b(token,params,source,reply,tcp_host);
2472                 break;
2473                 // t <NICK> <CHANNEL> :<TOPIC>
2474                 // change a channel topic
2475                 case 't':
2476                         handle_t(token,params,source,reply,tcp_host);
2477                 break;
2478                 // i <NICK> <CHANNEL>
2479                 // invite a user to a channel
2480                 case 'i':
2481                         handle_i(token,params,source,reply,tcp_host);
2482                 break;
2483                 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2484                 // kick a user from a channel
2485                 case 'k':
2486                         handle_k(token,params,source,reply,tcp_host);
2487                 break;
2488                 // n <NICK> <NEWNICK>
2489                 // change nickname of client -- a server should only be able to
2490                 // change the nicknames of clients that reside on it unless
2491                 // they are ulined.
2492                 case 'n':
2493                         handle_n(token,params,source,reply,tcp_host);
2494                 break;
2495                 // J <NICK> <CHANLIST>
2496                 // Join user to channel list, merge channel permissions
2497                 case 'J':
2498                         handle_J(token,params,source,reply,tcp_host);
2499                 break;
2500                 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2501                 // change channel topic (netburst only)
2502                 case 'T':
2503                         handle_T(token,params,source,reply,tcp_host);
2504                 break;
2505                 // M <TARGET> <MODES> [MODE-PARAMETERS]
2506                 // Server setting modes on an object
2507                 case 'M':
2508                         handle_M(token,params,source,reply,tcp_host);
2509                 break;
2510                 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2511                 // User setting modes on an object
2512                 case 'm':
2513                         handle_m(token,params,source,reply,tcp_host);
2514                 break;
2515                 // P <SOURCE> <TARGET> :<TEXT>
2516                 // Send a private/channel message
2517                 case 'P':
2518                         handle_P(token,params,source,reply,tcp_host);
2519                 break;
2520                 // V <SOURCE> <TARGET> :<TEXT>
2521                 // Send a private/channel notice
2522                 case 'V':
2523                         handle_V(token,params,source,reply,tcp_host);
2524                 break;
2525                 // L <SOURCE> <CHANNEL> :<REASON>
2526                 // User parting a channel
2527                 case 'L':
2528                         handle_L(token,params,source,reply,tcp_host);
2529                 break;
2530                 // Q <SOURCE> :<REASON>
2531                 // user quitting
2532                 case 'Q':
2533                         handle_Q(token,params,source,reply,tcp_host);
2534                 break;
2535                 // H <SERVER>
2536                 // introduce non-meshable server (such as a services server)
2537                 case 'H':
2538                         handle_H(token,params,source,reply,tcp_host);
2539                 break;
2540                 // K <SOURCE> <DEST> :<REASON>
2541                 // remote kill
2542                 case 'K':
2543                         handle_K(token,params,source,reply,tcp_host);
2544                 break;
2545                 // @ <SOURCE> :<TEXT>
2546                 // wallops
2547                 case '@':
2548                         handle_AT(token,params,source,reply,tcp_host);
2549                 break;
2550                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2551                 // add gline
2552                 case '#':
2553                         handle_hash(token,params,source,reply,tcp_host);
2554                 break;
2555                 // . <mask> <who>
2556                 // remove gline
2557                 case '.':
2558                         handle_dot(token,params,source,reply,tcp_host);
2559                 break;
2560                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2561                 // add gline
2562                 case '{':
2563                         handle_add_sqline(token,params,source,reply,tcp_host);
2564                 break;
2565                 // . <mask> <who>
2566                 // remove gline
2567                 case '[':
2568                         handle_del_sqline(token,params,source,reply,tcp_host);
2569                 break;
2570                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2571                 // add gline
2572                 case '}':
2573                         handle_add_szline(token,params,source,reply,tcp_host);
2574                 break;
2575                 // . <mask> <who>
2576                 // remove gline
2577                 case ']':
2578                         handle_del_szline(token,params,source,reply,tcp_host);
2579                 break;
2580                 // | <nick> <opertype>
2581                 // set opertype
2582                 case '|':
2583                         handle_pipe(token,params,source,reply,tcp_host);
2584                 break;
2585                 // F <TS>
2586                 // end netburst
2587                 case 'F':
2588                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
2589                         handle_F(token,params,source,reply,tcp_host);
2590                         nb_start = 0;
2591                         // tell all the other servers to use this authcookie to connect back again
2592                         // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
2593                         snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
2594                         NetSendToAllExcept(tcp_host,buffer);
2595                 break;
2596                 case '/':
2597                         WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
2598                         strlcpy(source->nickserv,params,NICKMAX);
2599                 break;
2600                 // F <TS>
2601                 // end netburst with no mesh creation
2602                 case 'f':
2603                         WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
2604                         handle_F(token,params,source,reply,tcp_host);
2605                         nb_start = 0;
2606                         // tell everyone else about the new server name so they just add it in the disconnected
2607                         // state
2608                         snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
2609                         NetSendToAllExcept(tcp_host,buffer);
2610                 break;
2611                 // X <reserved>
2612                 // Send netburst now
2613                 case 'X':
2614                         WriteOpers("Sending my netburst to %s",tcp_host);
2615                         DoSync(source,tcp_host);
2616                         WriteOpers("Send of netburst to %s completed",tcp_host);
2617                         NetSendMyRoutingTable();
2618                 break;
2619                 // anything else
2620                 default:
2621                         WriteOpers("WARNING! Unknown datagram type '%c'",token);
2622                 break;
2623         }
2624 }
2625
2626
2627 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
2628 {
2629         if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
2630         {
2631                 // a user on a server port, just close their connection.
2632                 RemoveServer(tcp_host);
2633                 return;
2634         }
2635
2636         char response[10240];
2637         char token = udp_msg[0];
2638         char* old = udp_msg;
2639
2640         if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
2641         {
2642                 char* src = udp_msg+1;
2643                 while (udp_msg[0] != ' ')
2644                         udp_msg++;
2645                 udp_msg[0] = 0;
2646                 udp_msg++;
2647                 char* comd = udp_msg;
2648                 while (udp_msg[0] != ' ')
2649                         udp_msg++;
2650                 udp_msg[0] = 0;
2651                 udp_msg++;
2652                 char data[MAXBUF];
2653                 char source[MAXBUF];
2654                 char command[MAXBUF];
2655                 strlcpy(data,udp_msg,512);
2656                 strlcpy(source,src,MAXBUF);
2657                 strlcpy(command,comd,MAXBUF);
2658                 udp_msg = old;
2659
2660                 // unused numeric:
2661                 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
2662                 if (!strcmp(command,"433"))
2663                 {
2664                         token = '*';
2665                 }
2666                 if (!strcmp(command,"432"))
2667                 {
2668                         token = '*';
2669                 }
2670                 if (!strcmp(command,"NOTICE"))
2671                 {
2672                         snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
2673                         log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
2674                         token = udp_msg[0];
2675                 }
2676                 if (!strcmp(command,"QUIT"))
2677                 {
2678                         if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
2679                         {
2680                                 strcpy(data,":No reason");
2681                         }
2682                         if (!strcmp(data,":"))
2683                         {
2684                                 strcpy(data,":No reason");
2685                         }
2686                         snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
2687                         log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
2688                         token = udp_msg[0];
2689                 }
2690                 if (!strcmp(command,"SQUIT"))
2691                 {
2692                         snprintf(udp_msg,MAXBUF,"& %s",source);
2693                         log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
2694                         token = udp_msg[0];
2695                 }
2696                 if (!strcmp(command,"SVSMODE"))
2697                 {
2698                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2699                         log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
2700                         token = udp_msg[0];
2701                 }
2702                 if (!strcmp(command,"SVS2MODE"))
2703                 {
2704                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2705                         log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
2706                         token = udp_msg[0];
2707                 }
2708                 // todo: this wont work without u:lines
2709                 // in give_ops etc allow nick on a u:lined serv to do just about anything
2710                 if (!strcmp(command,"MODE"))
2711                 {
2712                         snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2713                         log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
2714                         token = udp_msg[0];
2715                 }
2716                 if (!strcmp(command,"KICK"))
2717                 {
2718                         snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
2719                         log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
2720                         token = udp_msg[0];
2721                 }
2722                 if (!strcmp(command,"KILL"))
2723                 {
2724                         snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
2725                         log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
2726                         token = udp_msg[0];
2727                 }
2728                 if (!strcmp(command,"SVSJOIN"))
2729                 {
2730                         snprintf(udp_msg,MAXBUF,"J %s",data);
2731                         NetSendToOne(tcp_host,udp_msg);
2732                         char* nick = strtok(data," ");
2733                         char* chan = strtok(NULL," ");
2734                         log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
2735                         userrec* u = Find(nick);
2736                         if (u)
2737                         {
2738                                 add_channel(u,chan,"",true);
2739                         }
2740                         token = udp_msg[0];
2741                 }
2742
2743         }
2744
2745
2746         char* params = udp_msg + 2;
2747         char finalparam[1024];
2748         strcpy(finalparam," :xxxx");
2749         if (strstr(udp_msg," :")) {
2750                 strlcpy(finalparam,strstr(udp_msg," :"),1024);
2751         }
2752
2753
2754         if (token == '-') {
2755                 char* cookie = strtok(params," ");
2756                 char* servername = strtok(NULL," ");
2757                 char* serverdesc = finalparam+2;
2758
2759                 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
2760
2761                 for (int u = 0; u < auth_cookies.size(); u++)
2762                 {
2763                         if (auth_cookies[u] == atoi(cookie))
2764                         {
2765                                 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
2766
2767
2768                                 for (int j = 0; j < 32; j++)
2769                                 {
2770                                         if (me[j] != NULL)
2771                                         {
2772                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2773                                                 {
2774                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2775                                                         {
2776                                                                 me[j]->connectors[k].SetServerName(servername);
2777                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2778                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
2779                                                                 NetSendMyRoutingTable();
2780                                                                 return;
2781                                                         }
2782                                                 }
2783                                         }
2784                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
2785                                         return;
2786                                 }
2787
2788
2789                                 return;
2790                         }
2791                 }
2792                 // bad cookie, bad bad! go sit in the corner!
2793                 WriteOpers("Bad cookie from %s!",servername);
2794                 return;
2795         }
2796         else
2797         if (token == 'S') {
2798                 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
2799                 char* servername = strtok(params," ");
2800                 char* password = strtok(NULL," ");
2801                 char* myport = strtok(NULL," ");
2802                 char* revision = strtok(NULL," ");
2803                 char* serverdesc = finalparam+2;
2804
2805                 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
2806
2807                 ircd_connector* cn = serv->FindHost(servername);
2808
2809                 if (cn)
2810                 {
2811                         WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
2812                         char buffer[MAXBUF];
2813                         snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
2814                         serv->SendPacket(buffer,tcp_host);
2815                         RemoveServer(tcp_host);
2816                         return;
2817                 }
2818
2819                 if (atoi(revision) != GetRevision())
2820                 {
2821                         WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
2822                         char buffer[MAXBUF];
2823                         sprintf(buffer,"E :Version number mismatch");
2824                         serv->SendPacket(buffer,tcp_host);
2825                         RemoveServer(tcp_host);
2826                         RemoveServer(servername);
2827                         return;
2828                 }
2829
2830                 for (int j = 0; j < serv->connectors.size(); j++)
2831                 {
2832                         if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
2833                         {
2834                                 serv->connectors[j].SetServerName(servername);
2835                                 serv->connectors[j].SetDescription(serverdesc);
2836                                 serv->connectors[j].SetServerPort(atoi(myport));
2837                         }
2838                 }
2839
2840
2841                 char Link_ServerName[1024];
2842                 char Link_IPAddr[1024];
2843                 char Link_Port[1024];
2844                 char Link_Pass[1024];
2845                 char Link_SendPass[1024];
2846                 int LinkPort = 0;
2847
2848                 // search for a corresponding <link> block in the config files
2849                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2850                 {
2851                         ConfValue("link","name",i,Link_ServerName,&config_f);
2852                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2853                         ConfValue("link","port",i,Link_Port,&config_f);
2854                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2855                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2856                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2857                         LinkPort = atoi(Link_Port);
2858                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
2859                         {
2860                                 // we have a matching link line -
2861                                 // send a 'diminutive' server message back...
2862                                 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
2863                                 serv->SendPacket(response,servername);
2864
2865                                 for (int t = 0; t < serv->connectors.size(); t++)
2866                                 {
2867                                         if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
2868                                         {
2869                                                 serv->connectors[t].SetState(STATE_CONNECTED);
2870                                         }
2871                                 }
2872
2873                                 return;
2874                         }
2875                 }
2876                 char buffer[MAXBUF];
2877                 sprintf(buffer,"E :Access is denied (no matching link block)");
2878                 serv->SendPacket(buffer,tcp_host);
2879                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2880                 RemoveServer(tcp_host);
2881                 RemoveServer(servername);
2882                 return;
2883         }
2884         else
2885         if (token == 's') {
2886                 // S test.chatspike.net password :ChatSpike InspIRCd test server
2887                 char* servername = strtok(params," ");
2888                 char* password = strtok(NULL," ");
2889                 char* serverdesc = finalparam+2;
2890
2891                 // TODO: we should do a check here to ensure that this server is one we recently initiated a
2892                 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
2893                 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
2894                 // a connect, so put out an oper alert!
2895
2896                 // for now, just accept all, we'll fix that later.
2897                 WriteOpers("%s accepted our link credentials ",servername);
2898
2899                 char Link_ServerName[1024];
2900                 char Link_IPAddr[1024];
2901                 char Link_Port[1024];
2902                 char Link_Pass[1024];
2903                 char Link_SendPass[1024];
2904                 int LinkPort = 0;
2905
2906                 // search for a corresponding <link> block in the config files
2907                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2908                 {
2909                         ConfValue("link","name",i,Link_ServerName,&config_f);
2910                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2911                         ConfValue("link","port",i,Link_Port,&config_f);
2912                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2913                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2914                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2915                         LinkPort = atoi(Link_Port);
2916                         if (!strcasecmp(Link_ServerName,servername))
2917                         {
2918                                 // matching link at this end too, we're all done!
2919                                 // at this point we must begin key exchange and insert this
2920                                 // server into our 'active' table.
2921                                 for (int j = 0; j < 32; j++)
2922                                 {
2923                                         if (me[j] != NULL)
2924                                         {
2925                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2926                                                 {
2927                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2928                                                         {
2929                                                                 char buffer[MAXBUF];
2930                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2931                                                                 me[j]->connectors[k].SetState(STATE_CONNECTED);
2932                                                                 sprintf(buffer,"X 0");
2933                                                                 serv->SendPacket(buffer,tcp_host);
2934                                                                 DoSync(me[j],tcp_host);
2935                                                                 NetSendMyRoutingTable();
2936                                                                 return;
2937                                                         }
2938                                                 }
2939                                         }
2940                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
2941                                         return;
2942                                 }
2943                         }
2944                         else {
2945                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
2946                         }
2947                 }
2948                 char buffer[MAXBUF];
2949                 sprintf(buffer,"E :Access is denied (no matching link block)");
2950                 serv->SendPacket(buffer,tcp_host);
2951                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2952                 RemoveServer(tcp_host);
2953                 RemoveServer(servername);
2954                 return;
2955         }
2956         else
2957         if (token == 'U') {
2958                 // U services.chatspike.net password :ChatSpike Services
2959                 //
2960                 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
2961                 char* servername = strtok(params," ");
2962                 char* password = strtok(NULL," ");
2963                 char* serverdesc = finalparam+2;
2964
2965                 char Link_ServerName[1024];
2966                 char Link_IPAddr[1024];
2967                 char Link_Port[1024];
2968                 char Link_Pass[1024];
2969                 char Link_SendPass[1024];
2970                 int LinkPort = 0;
2971
2972                 // search for a corresponding <link> block in the config files
2973                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2974                 {
2975                         ConfValue("link","name",i,Link_ServerName,&config_f);
2976                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2977                         ConfValue("link","port",i,Link_Port,&config_f);
2978                         ConfValue("link","recvpass",i,Link_Pass,&config_f);
2979                         ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2980                         log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2981                         LinkPort = atoi(Link_Port);
2982                         if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
2983                         {
2984                                 // matching link at this end too, we're all done!
2985                                 // at this point we must begin key exchange and insert this
2986                                 // server into our 'active' table.
2987                                 for (int j = 0; j < 32; j++)
2988                                 {
2989                                         if (me[j] != NULL)
2990                                         {
2991                                                 for (int k = 0; k < me[j]->connectors.size(); k++)
2992                                                 {
2993                                                         if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2994                                                         {
2995                                                                 char buffer[MAXBUF];
2996                                                                 me[j]->connectors[k].SetDescription(serverdesc);
2997                                                                 me[j]->connectors[k].SetServerName(servername);
2998                                                                 me[j]->connectors[k].SetState(STATE_SERVICES);
2999                                                                 sprintf(buffer,"X 0");
3000                                                                 serv->SendPacket(buffer,servername);
3001                                                                 DoSync(me[j],servername);
3002                                                                 snprintf(buffer,MAXBUF,"H %s",servername);
3003                                                                 NetSendToAllExcept(servername,buffer);
3004                                                                 WriteOpers("Non-Mesh server %s has joined the network",servername);
3005                                                                 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3006                                                                 NetSendMyRoutingTable();
3007                                                                 return;
3008                                                         }
3009                                                 }
3010                                         }
3011                                         WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
3012                                         return;
3013                                 }
3014                         }
3015                         else {
3016                                 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3017                         }
3018                 }
3019                 char buffer[MAXBUF];
3020                 sprintf(buffer,"E :Access is denied (no matching link block)");
3021                 serv->SendPacket(buffer,tcp_host);
3022                 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3023                 RemoveServer(tcp_host);
3024                 RemoveServer(servername);
3025                 return;
3026         }
3027         else
3028         if (token == 'E') {
3029                 char* error_message = finalparam+2;
3030                 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3031                 return;
3032         }
3033         else {
3034
3035                 serverrec* source_server = NULL;
3036
3037                 for (int j = 0; j < 32; j++)
3038                 {
3039                         if (me[j] != NULL)
3040                         {
3041                                 for (int x = 0; x < me[j]->connectors.size(); x++)
3042                                 {
3043                                         log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3044                                         if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3045                                         {
3046                                                 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3047                                                 {
3048                                                         // found a valid ircd_connector.
3049                                                         process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3050                                                         return;
3051                                                 }
3052                                         }
3053                                 }
3054                         }
3055                 }
3056
3057                 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3058         }
3059 }
3060
3061 long duration(char* str)
3062 {
3063         char n_field[MAXBUF];
3064         long total = 0;
3065         char* str_end = str + strlen(str);
3066         n_field[0] = 0;
3067
3068         for (char* i = str; i < str_end; i++)
3069         {
3070                 // if we have digits, build up a string for the value in n_field,
3071                 // up to 10 digits in size.
3072                 if ((*i >= '0') && (*i <= '9'))
3073                 {
3074                         strlcat(n_field,i,10);
3075                 }
3076                 else
3077                 {
3078                         // we dont have a digit, check for numeric tokens
3079                         switch (tolower(*i))
3080                         {
3081                                 case 's':
3082                                         total += atoi(n_field);
3083                                 break;
3084
3085                                 case 'm':
3086                                         total += (atoi(n_field)*duration_m);
3087                                 break;
3088
3089                                 case 'h':
3090                                         total += (atoi(n_field)*duration_h);
3091                                 break;
3092
3093                                 case 'd':
3094                                         total += (atoi(n_field)*duration_d);
3095                                 break;
3096
3097                                 case 'w':
3098                                         total += (atoi(n_field)*duration_w);
3099                                 break;
3100
3101                                 case 'y':
3102                                         total += (atoi(n_field)*duration_y);
3103                                 break;
3104                         }
3105                         n_field[0] = 0;
3106                 }
3107         }
3108         // add trailing seconds
3109         total += atoi(n_field);
3110
3111         return total;
3112 }
3113
3114
3115 void handle_kline(char **parameters, int pcnt, userrec *user)
3116 {
3117         if (pcnt >= 3)
3118         {
3119                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3120                 if (!duration(parameters[1]))
3121                 {
3122                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3123                 }
3124                 else
3125                 {
3126                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3127                 }
3128         }
3129         else
3130         {
3131                 if (del_kline(parameters[0]))
3132                 {
3133                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3134                 }
3135                 else
3136                 {
3137                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3138                 }
3139         }
3140         apply_lines();
3141 }
3142
3143 void handle_gline(char **parameters, int pcnt, userrec *user)
3144 {
3145         char netdata[MAXBUF];
3146         if (pcnt >= 3)
3147         {
3148                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3149                 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3150                 snprintf(netdata,MAXBUF,"# %s %s %ld %ld :%s",parameters[0],user->nick,time(NULL),duration(parameters[1]),parameters[2]);
3151                 NetSendToAll(netdata);
3152                 if (!duration(parameters[1]))
3153                 {
3154                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3155                 }
3156                 else
3157                 {
3158                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3159                 }
3160         }
3161         else
3162         {
3163                 if (del_gline(parameters[0]))
3164                 {
3165                         // . <mask> <who-removed-it>
3166                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3167                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3168                 }
3169                 else
3170                 {
3171                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3172                 }
3173         }
3174         apply_lines();
3175 }
3176
3177 void handle_zline(char **parameters, int pcnt, userrec *user)
3178 {
3179         if (pcnt >= 3)
3180         {
3181                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3182                 if (!duration(parameters[1]))
3183                 {
3184                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3185                 }
3186                 else
3187                 {
3188                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3189                 }
3190         }
3191         else
3192         {
3193                 if (del_zline(parameters[0]))
3194                 {
3195                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3196                 }
3197                 else
3198                 {
3199                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3200                 }
3201         }
3202         apply_lines();
3203 }
3204
3205 void handle_qline(char **parameters, int pcnt, userrec *user)
3206 {
3207         if (pcnt >= 3)
3208         {
3209                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3210                 if (!duration(parameters[1]))
3211                 {
3212                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3213                 }
3214                 else
3215                 {
3216                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3217                 }
3218         }
3219         else
3220         {
3221                 if (del_qline(parameters[0]))
3222                 {
3223                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3224                 }
3225                 else
3226                 {
3227                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3228                 }
3229         }
3230         apply_lines();
3231 }
3232
3233