src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include "inspircd_config.h"
  20 #include "inspircd.h"
  21 #include "inspircd_io.h"
  22 #include "inspircd_util.h"
  23 #include <unistd.h>
  24 #include <sys/errno.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/utsname.h>
  27
  28 #ifdef USE_KQUEUE
  29 #include <sys/types.h>
  30 #include <sys/event.h>
  31 #include <sys/time.h>
  32 #endif
  33
  34 #ifdef USE_EPOLL
  35 #include <sys/epoll.h>
  36 #endif
  37
  38 #include <cstdio>
  39 #include <time.h>
  40 #include <string>
  41 #ifdef GCC3
  42 #include <ext/hash_map>
  43 #else
  44 #include <hash_map>
  45 #endif
  46 #include <map>
  47 #include <sstream>
  48 #include <vector>
  49 #include <deque>
  50 #include <sys/types.h>
  51 #include <sys/time.h>
  52 #include <sys/resource.h>
  53 #ifdef THREADED_DNS
  54 #include <pthread.h>
  55 #endif
  56 #ifndef RUSAGE_SELF
  57 #define   RUSAGE_SELF     0
  58 #define   RUSAGE_CHILDREN     -1
  59 #endif
  60 #include "users.h"
  61 #include "ctables.h"
  62 #include "globals.h"
  63 #include "modules.h"
  64 #include "dynamic.h"
  65 #include "wildcard.h"
  66 #include "message.h"
  67 #include "mode.h"
  68 #include "xline.h"
  69 #include "inspstring.h"
  70 #include "dnsqueue.h"
  71 #include "helperfuncs.h"
  72 #include "hashcomp.h"
  73
  74 #ifdef USE_KQUEUE
  75 extern int kq;
  76 #endif
  77
  78 #ifdef USE_EPOLL
  79 int ep;
  80 #endif
  81
  82 extern int MODCOUNT;
  83 extern std::vector<Module*> modules;
  84 extern std::vector<ircd_module*> factory;
  85
  86 extern int LogLevel;
  87 extern char ServerName[MAXBUF];
  88 extern char Network[MAXBUF];
  89 extern char ServerDesc[MAXBUF];
  90 extern char AdminName[MAXBUF];
  91 extern char AdminEmail[MAXBUF];
  92 extern char AdminNick[MAXBUF];
  93 extern char diepass[MAXBUF];
  94 extern char restartpass[MAXBUF];
  95 extern char motd[MAXBUF];
  96 extern char rules[MAXBUF];
  97 extern char list[MAXBUF];
  98 extern char PrefixQuit[MAXBUF];
  99 extern char DieValue[MAXBUF];
 100
 101 extern int debugging;
 102 extern int WHOWAS_STALE;
 103 extern int WHOWAS_MAX;
 104 extern int DieDelay;
 105 extern time_t startup_time;
 106 extern int NetBufferSize;
 107 extern int MaxWhoResults;
 108 extern time_t nb_start;
 109
 110 extern bool nofork;
 111
 112 extern time_t TIME;
 113
 114 extern std::vector<std::string> module_names;
 115
 116 extern char MyExecutable[1024];
 117 extern int boundPortCount;
 118 extern int portCount;
 119
 120 extern int ports[MAXSOCKS];
 121
 122 extern std::stringstream config_f;
 123
 124
 125
 126 extern FILE *log_file;
 127
 128 extern ClassVector Classes;
 129
 130 const long duration_m = 60;
 131 const long duration_h = duration_m * 60;
 132 const long duration_d = duration_h * 24;
 133 const long duration_w = duration_d * 7;
 134 const long duration_y = duration_w * 52;
 135
 136 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, irc::StrHashComp> user_hash;
 137 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, irc::StrHashComp> chan_hash;
 138 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, irc::InAddr_HashComp> address_cache;
 139 typedef nspace::hash_map<std::string, WhoWasUser*, nspace::hash<string>, irc::StrHashComp> whowas_hash;
 140 typedef std::deque<command_t> command_table;
 141
 142
 143 extern user_hash clientlist;
 144 extern chan_hash chanlist;
 145 extern whowas_hash whowas;
 146 extern command_table cmdlist;
 147 extern file_cache MOTD;
 148 extern file_cache RULES;
 149 extern address_cache IP;
 150
 151 extern std::vector<userrec*> all_opers;
 152
 153 // This table references users by file descriptor.
 154 // its an array to make it VERY fast, as all lookups are referenced
 155 // by an integer, meaning there is no need for a scan/search operation.
 156 extern userrec* fd_ref_table[65536];
 157
 158 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
 159
 160 void handle_join(char **parameters, int pcnt, userrec *user)
 161 {
 162         chanrec* Ptr;
 163
 164         if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
 165                 return;
 166         if (parameters[0][0] == '#')
 167         {
 168                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 169         }
 170 }
 171
 172
 173 void handle_part(char **parameters, int pcnt, userrec *user)
 174 {
 175         if (pcnt > 1)
 176         {
 177                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 178                         return;
 179                 del_channel(user,parameters[0],parameters[1],false);
 180         }
 181         else
 182         {
 183                 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 184                         return;
 185                 del_channel(user,parameters[0],NULL,false);
 186         }
 187 }
 188
 189 void handle_commands(char **parameters, int pcnt, userrec *user)
 190 {
 191         for (unsigned int i = 0; i < cmdlist.size(); i++)
 192         {
 193                 WriteServ(user->fd,"902 %s :%s %s %d",user->nick,cmdlist[i].command,cmdlist[i].source,cmdlist[i].min_params);
 194         }
 195         WriteServ(user->fd,"903 %s :End of COMMANDS list",user->nick);
 196 }
 197
 198 void handle_kick(char **parameters, int pcnt, userrec *user)
 199 {
 200         chanrec* Ptr = FindChan(parameters[0]);
 201         userrec* u   = Find(parameters[1]);
 202
 203         if ((!u) || (!Ptr))
 204         {
 205                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 206                 return;
 207         }
 208
 209         if (!has_channel(user,Ptr))
 210         {
 211                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 212                 return;
 213         }
 214
 215         char reason[MAXBUF];
 216
 217         if (pcnt > 2)
 218         {
 219                 strlcpy(reason,parameters[2],MAXBUF);
 220                 if (strlen(reason)>MAXKICK)
 221                 {
 222                         reason[MAXKICK-1] = '\0';
 223                 }
 224
 225                 kick_channel(user,u,Ptr,reason);
 226         }
 227         else
 228         {
 229                 strlcpy(reason,user->nick,MAXBUF);
 230                 kick_channel(user,u,Ptr,reason);
 231         }
 232
 233 }
 234
 235 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 236 {
 237         if (LoadModule(parameters[0]))
 238         {
 239                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 240                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 241         }
 242         else
 243         {
 244                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
 245         }
 246 }
 247
 248 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 249 {
 250         if (UnloadModule(parameters[0]))
 251         {
 252                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 253                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 254         }
 255         else
 256         {
 257                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
 258         }
 259 }
 260
 261 void handle_die(char **parameters, int pcnt, userrec *user)
 262 {
 263         log(DEBUG,"die: %s",user->nick);
 264         if (!strcmp(parameters[0],diepass))
 265         {
 266                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 267                 sleep(DieDelay);
 268                 Exit(ERROR);
 269         }
 270         else
 271         {
 272                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 273         }
 274 }
 275
 276 void handle_restart(char **parameters, int pcnt, userrec *user)
 277 {
 278         char *argv[32];
 279         log(DEFAULT,"Restart: %s",user->nick);
 280         if (!strcmp(parameters[0],restartpass))
 281         {
 282                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 283
 284                 argv[0] = MyExecutable;
 285                 argv[1] = "-wait";
 286                 if (nofork)
 287                 {
 288                         argv[2] = "-nofork";
 289                 }
 290                 else
 291                 {
 292                         argv[2] = NULL;
 293                 }
 294                 argv[3] = NULL;
 295
 296                 // close ALL file descriptors
 297                 send_error("Server restarting.");
 298                 sleep(1);
 299                 for (int i = 0; i < 65536; i++)
 300                 {
 301                         shutdown(i,2);
 302                         close(i);
 303                 }
 304                 sleep(2);
 305
 306                 execv(MyExecutable,argv);
 307
 308                 exit(0);
 309         }
 310         else
 311         {
 312                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 313         }
 314 }
 315
 316 void handle_kill(char **parameters, int pcnt, userrec *user)
 317 {
 318         userrec *u = Find(parameters[0]);
 319         char killreason[MAXBUF];
 320
 321         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 322         if (u)
 323         {
 324                 log(DEBUG,"into kill mechanism");
 325                 int MOD_RESULT = 0;
 326                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 327                 if (MOD_RESULT) {
 328                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 329                         return;
 330                 }
 331
 332                 if (strcmp(ServerName,u->server))
 333                 {
 334                         // remote kill
 335                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 336                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
 337                         WriteCommonExcept(u,"QUIT :%s",killreason);
 338
 339                         FOREACH_MOD OnRemoteKill(user,u,killreason);
 340
 341                         user_hash::iterator iter = clientlist.find(u->nick);
 342                         if (iter != clientlist.end())
 343                         {
 344                                 log(DEBUG,"deleting user hash value %d",iter->second);
 345                                 clientlist.erase(iter);
 346                         }
 347                         if (u->registered == 7)
 348                         {
 349                                 purge_empty_chans(u);
 350                         }
 351                         if (u->fd > -1)
 352                                 fd_ref_table[u->fd] = NULL;
 353                         delete u;
 354                 }
 355                 else
 356                 {
 357                         // local kill
 358                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 359                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
 360                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 361                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 362                         kill_link(u,killreason);
 363                 }
 364         }
 365         else
 366         {
 367                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 368         }
 369 }
 370
 371 void handle_summon(char **parameters, int pcnt, userrec *user)
 372 {
 373         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 374 }
 375
 376 void handle_users(char **parameters, int pcnt, userrec *user)
 377 {
 378         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 379 }
 380
 381 void handle_pass(char **parameters, int pcnt, userrec *user)
 382 {
 383         // Check to make sure they havnt registered -- Fix by FCS
 384         if (user->registered == 7)
 385         {
 386                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 387                 return;
 388         }
 389         strlcpy(user->password,parameters[0],MAXBUF);
 390         if (!strcasecmp(parameters[0],Passwd(user)))
 391         {
 392                 user->haspassed = true;
 393         }
 394 }
 395
 396 void handle_invite(char **parameters, int pcnt, userrec *user)
 397 {
 398         if (pcnt == 2)
 399         {
 400                 userrec* u = Find(parameters[0]);
 401                 chanrec* c = FindChan(parameters[1]);
 402
 403                 if ((!c) || (!u))
 404                 {
 405                         if (!c)
 406                         {
 407                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 408                         }
 409                         else
 410                         {
 411                                 if (c->binarymodes & CM_INVITEONLY)
 412                                 {
 413                                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 414                                 }
 415                         }
 416
 417                         return;
 418                 }
 419
 420                 if (c->binarymodes & CM_INVITEONLY)
 421                 {
 422                         if (cstatus(user,c) < STATUS_HOP)
 423                         {
 424                                 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 425                                 return;
 426                         }
 427                 }
 428                 if (has_channel(u,c))
 429                 {
 430                         WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 431                         return;
 432                 }
 433                 if (!has_channel(user,c))
 434                 {
 435                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 436                         return;
 437                 }
 438
 439                 int MOD_RESULT = 0;
 440                 FOREACH_RESULT(OnUserPreInvite(user,u,c));
 441                 if (MOD_RESULT == 1) {
 442                         return;
 443                 }
 444
 445                 u->InviteTo(c->name);
 446                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 447                 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 448                 FOREACH_MOD OnUserInvite(user,u,c);
 449         }
 450         else
 451         {
 452                 // pinched from ircu - invite with not enough parameters shows channels
 453                 // youve been invited to but haven't joined yet.
 454                 InvitedList* il = user->GetInviteList();
 455                 for (InvitedList::iterator i = il->begin(); i != il->end(); i++)
 456                 {
 457                         if (i->channel) {
 458                                 WriteServ(user->fd,"346 %s :%s",user->nick,i->channel);
 459                         }
 460                 }
 461                 WriteServ(user->fd,"347 %s :End of INVITE list",user->nick);
 462         }
 463 }
 464
 465 void handle_topic(char **parameters, int pcnt, userrec *user)
 466 {
 467         chanrec* Ptr;
 468
 469         if (pcnt == 1)
 470         {
 471                 if (strlen(parameters[0]) <= CHANMAX)
 472                 {
 473                         Ptr = FindChan(parameters[0]);
 474                         if (Ptr)
 475                         {
 476                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->binarymodes & CM_SECRET))
 477                                 {
 478                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 479                                         return;
 480                                 }
 481                                 if (Ptr->topicset)
 482                                 {
 483                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 484                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 485                                 }
 486                                 else
 487                                 {
 488                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 489                                 }
 490                         }
 491                         else
 492                         {
 493                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 494                         }
 495                 }
 496                 return;
 497         }
 498         else if (pcnt>1)
 499         {
 500                 if (strlen(parameters[0]) <= CHANMAX)
 501                 {
 502                         Ptr = FindChan(parameters[0]);
 503                         if (Ptr)
 504                         {
 505                                 if ((Ptr) && (!has_channel(user,Ptr)))
 506                                 {
 507                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 508                                         return;
 509                                 }
 510                                 if ((Ptr->binarymodes & CM_TOPICLOCK) && (cstatus(user,Ptr)<STATUS_HOP))
 511                                 {
 512                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 513                                         return;
 514                                 }
 515
 516                                 char topic[MAXBUF];
 517                                 strlcpy(topic,parameters[1],MAXBUF);
 518                                 if (strlen(topic)>MAXTOPIC)
 519                                 {
 520                                         topic[MAXTOPIC] = '\0';
 521                                 }
 522
 523                                 if (!strcasecmp(user->server,ServerName))
 524                                 {
 525                                         int MOD_RESULT = 0;
 526                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 527                                         if (MOD_RESULT)
 528                                                 return;
 529                                 }
 530
 531                                 strlcpy(Ptr->topic,topic,MAXTOPIC);
 532                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 533                                 Ptr->topicset = TIME;
 534                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 535                                 if (!strcasecmp(user->server,ServerName))
 536                                 {
 537                                         FOREACH_MOD OnPostLocalTopicChange(user,Ptr,topic);
 538                                 }
 539                         }
 540                         else
 541                         {
 542                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 543                         }
 544                 }
 545         }
 546 }
 547
 548 void handle_names(char **parameters, int pcnt, userrec *user)
 549 {
 550         chanrec* c;
 551
 552         if (!pcnt)
 553         {
 554                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 555                 return;
 556         }
 557
 558         if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 559                 return;
 560         c = FindChan(parameters[0]);
 561         if (c)
 562         {
 563                 if (((c) && (!has_channel(user,c))) && (c->binarymodes & CM_SECRET))
 564                 {
 565                       WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 566                       return;
 567                 }
 568                 userlist(user,c);
 569                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 570         }
 571         else
 572         {
 573                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 574         }
 575 }
 576
 577 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 578 {
 579         userrec *dest;
 580         chanrec *chan;
 581
 582         user->idle_lastmsg = TIME;
 583
 584         if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 585                 return;
 586         if (parameters[0][0] == '#')
 587         {
 588                 chan = FindChan(parameters[0]);
 589                 if (chan)
 590                 {
 591                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 592                         {
 593                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 594                                 return;
 595                         }
 596                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 597                         {
 598                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 599                                 return;
 600                         }
 601
 602                         int MOD_RESULT = 0;
 603
 604                         std::string temp = parameters[1];
 605                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 606                         if (MOD_RESULT) {
 607                                 return;
 608                         }
 609                         parameters[1] = (char*)temp.c_str();
 610
 611                         if (temp == "")
 612                         {
 613                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 614                                 return;
 615                         }
 616
 617                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 618                         FOREACH_MOD OnUserMessage(user,chan,TYPE_CHANNEL,parameters[1]);
 619                 }
 620                 else
 621                 {
 622                         /* no such nick/channel */
 623                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 624                 }
 625                 return;
 626         }
 627
 628         log(DEBUG,"*** PRIVMSG HANDLER");
 629         dest = Find(parameters[0]);
 630         if (dest)
 631         {
 632                 log(DEBUG,"*** FOUND NICK %s",dest->nick);
 633                 if (strcmp(dest->awaymsg,""))
 634                 {
 635                         /* auto respond with aweh msg */
 636                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 637                 }
 638
 639                 int MOD_RESULT = 0;
 640
 641                 std::string temp = parameters[1];
 642                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 643                 if (MOD_RESULT) {
 644                         return;
 645                 }
 646                 parameters[1] = (char*)temp.c_str();
 647
 648                 if (!strcmp(dest->server,ServerName))
 649                 {
 650                         // direct write, same server
 651                         log(DEBUG,"*** CALL WRITETO");
 652                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 653                 }
 654
 655                 FOREACH_MOD OnUserMessage(user,dest,TYPE_USER,parameters[1]);
 656         }
 657         else
 658         {
 659                 /* no such nick/channel */
 660                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 661         }
 662 }
 663
 664 void handle_notice(char **parameters, int pcnt, userrec *user)
 665 {
 666         userrec *dest;
 667         chanrec *chan;
 668
 669         user->idle_lastmsg = TIME;
 670
 671         if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 672                 return;
 673         if (parameters[0][0] == '#')
 674         {
 675                 chan = FindChan(parameters[0]);
 676                 if (chan)
 677                 {
 678                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 679                         {
 680                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 681                                 return;
 682                         }
 683                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 684                         {
 685                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 686                                 return;
 687                         }
 688
 689                         int MOD_RESULT = 0;
 690
 691                         std::string temp = parameters[1];
 692                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 693                         if (MOD_RESULT) {
 694                                 return;
 695                         }
 696                         parameters[1] = (char*)temp.c_str();
 697
 698                         if (temp == "")
 699                         {
 700                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 701                                 return;
 702                         }
 703
 704                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 705
 706                         FOREACH_MOD OnUserNotice(user,chan,TYPE_CHANNEL,parameters[1]);
 707                 }
 708                 else
 709                 {
 710                         /* no such nick/channel */
 711                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 712                 }
 713                 return;
 714         }
 715
 716         dest = Find(parameters[0]);
 717         if (dest)
 718         {
 719                 int MOD_RESULT = 0;
 720
 721                 std::string temp = parameters[1];
 722                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 723                 if (MOD_RESULT) {
 724                         return;
 725                 }
 726                 parameters[1] = (char*)temp.c_str();
 727
 728                 if (!strcmp(dest->server,ServerName))
 729                 {
 730                         // direct write, same server
 731                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 732                 }
 733
 734                 FOREACH_MOD OnUserNotice(user,dest,TYPE_USER,parameters[1]);
 735         }
 736         else
 737         {
 738                 /* no such nick/channel */
 739                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 740         }
 741 }
 742
 743 void handle_server(char **parameters, int pcnt, userrec *user)
 744 {
 745         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 746         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 747 }
 748
 749 void handle_info(char **parameters, int pcnt, userrec *user)
 750 {
 751         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 752         WriteServ(user->fd,"371 %s : ",user->nick);
 753         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 754         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 755         WriteServ(user->fd,"371 %s : ",user->nick);
 756         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 757         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 758         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 759         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 760         WriteServ(user->fd,"371 %s : ",user->nick);
 761         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 762         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 763         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 764         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 765         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 766         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 767         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 768         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 769         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 770         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 771         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 772         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 773         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 774         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 775         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 776         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 777         WriteServ(user->fd,"371 %s : ",user->nick);
 778         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 779         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 780         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 781         WriteServ(user->fd,"371 %s :this software.",user->nick);
 782         WriteServ(user->fd,"371 %s : ",user->nick);
 783         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 784         FOREACH_MOD OnInfo(user);
 785         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 786 }
 787
 788 void handle_time(char **parameters, int pcnt, userrec *user)
 789 {
 790         time_t rawtime;
 791         struct tm * timeinfo;
 792
 793         time ( &rawtime );
 794         timeinfo = localtime ( &rawtime );
 795         WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
 796
 797 }
 798
 799 void handle_whois(char **parameters, int pcnt, userrec *user)
 800 {
 801         userrec *dest;
 802
 803         if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 804                 return;
 805         dest = Find(parameters[0]);
 806         if (dest)
 807         {
 808                 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 809                 if (dest->registered == 7)
 810                 {
 811                         WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 812                         if ((user == dest) || (strchr(user->modes,'o')))
 813                         {
 814                                 WriteServ(user->fd,"378 %s %s :is connecting from *@%s %s",user->nick, dest->nick, dest->host, dest->ip);
 815                         }
 816                         char* cl = chlist(dest,user);
 817                         if (strcmp(cl,""))
 818                         {
 819                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl);
 820                         }
 821                         WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 822                         if (strcmp(dest->awaymsg,""))
 823                         {
 824                                 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 825                         }
 826                         if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
 827                         {
 828                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
 829                                 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
 830                         }
 831                         FOREACH_MOD OnWhois(user,dest);
 832                         if (!strcasecmp(user->server,dest->server))
 833                         {
 834                                 // idle time and signon line can only be sent if youre on the same server (according to RFC)
 835                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 836                         }
 837
 838                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 839                 }
 840                 else
 841                 {
 842                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 843                         WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 844                 }
 845         }
 846         else
 847         {
 848                 /* no such nick/channel */
 849                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 850                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 851         }
 852 }
 853
 854 void handle_quit(char **parameters, int pcnt, userrec *user)
 855 {
 856         user_hash::iterator iter = clientlist.find(user->nick);
 857         char* reason;
 858
 859         if (user->registered == 7)
 860         {
 861                 /* theres more to do here, but for now just close the socket */
 862                 if (pcnt == 1)
 863                 {
 864                         if (parameters[0][0] == ':')
 865                         {
 866                                 *parameters[0]++;
 867                         }
 868                         reason = parameters[0];
 869
 870                         if (strlen(reason)>MAXQUIT)
 871                         {
 872                                 reason[MAXQUIT-1] = '\0';
 873                         }
 874
 875                         Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
 876                         WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
 877                         WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
 878                         FOREACH_MOD OnUserQuit(user,std::string(PrefixQuit)+std::string(parameters[0]));
 879
 880                 }
 881                 else
 882                 {
 883                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 884                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 885                         WriteCommonExcept(user,"QUIT :Client exited");
 886                         FOREACH_MOD OnUserQuit(user,"Client exited");
 887
 888                 }
 889                 AddWhoWas(user);
 890         }
 891
 892         FOREACH_MOD OnUserDisconnect(user);
 893
 894         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 895         if (user->fd > -1)
 896         {
 897 #ifdef USE_KQUEUE
 898                 struct kevent ke;
 899                 EV_SET(&ke, user->fd, EVFILT_READ, EV_DELETE, 0, 0, NULL);
 900                 int i = kevent(kq, &ke, 1, 0, 0, NULL);
 901                 if (i == -1)
 902                 {
 903                         log(DEBUG,"kqueue: Failed to remove user from queue!");
 904                 }
 905 #endif
 906 #ifdef USE_EPOLL
 907                 struct epoll_event ev;
 908                 ev.events = EPOLLIN | EPOLLET;
 909                 ev.data.fd = user->fd;
 910                 int i = epoll_ctl(ep, EPOLL_CTL_DEL, user->fd, &ev);
 911                 if (i < 0)
 912                 {
 913                         log(DEBUG,"epoll: List deletion failure!");
 914                 }
 915 #endif
 916                 user->CloseSocket();
 917         }
 918
 919         if (iter != clientlist.end())
 920         {
 921                 clientlist.erase(iter);
 922         }
 923
 924         if (user->registered == 7) {
 925                 purge_empty_chans(user);
 926         }
 927         if (user->fd > -1)
 928                 fd_ref_table[user->fd] = NULL;
 929         delete user;
 930 }
 931
 932 void handle_who(char **parameters, int pcnt, userrec *user)
 933 {
 934         chanrec* Ptr = NULL;
 935         char tmp[10];
 936
 937         /* theres more to do here, but for now just close the socket */
 938         if (pcnt == 1)
 939         {
 940                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 941                 {
 942                         if (user->chans[0].channel)
 943                         {
 944                                 int n_list = 0;
 945                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 946                                 {
 947                                         Ptr = i->second->chans[0].channel;
 948                                         // suggested by phidjit and FCS
 949                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 950                                         {
 951                                                 // Bug Fix #29
 952                                                 strcpy(tmp, "");
 953                                                 if (strcmp(i->second->awaymsg, "")) {
 954                                                         strlcat(tmp, "G", 9);
 955                                                 } else {
 956                                                         strlcat(tmp, "H", 9);
 957                                                 }
 958                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 959                                                 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);
 960                                                 n_list++;
 961                                                 if (n_list > MaxWhoResults)
 962                                                 {
 963                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
 964                                                         break;
 965                                                 }
 966                                         }
 967                                 }
 968                         }
 969                         if (Ptr)
 970                         {
 971                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
 972                         }
 973                         else
 974                         {
 975                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 976                         }
 977                         return;
 978                 }
 979                 if (parameters[0][0] == '#')
 980                 {
 981                         Ptr = FindChan(parameters[0]);
 982                         if (Ptr)
 983                         {
 984                                 int n_list = 0;
 985                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 986                                 {
 987                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
 988                                         {
 989                                                 // Fix Bug #29 - Part 2..
 990                                                 strcpy(tmp, "");
 991                                                 if (strcmp(i->second->awaymsg, "")) {
 992                                                         strlcat(tmp, "G", 9);
 993                                                 } else {
 994                                                         strlcat(tmp, "H", 9);
 995                                                 }
 996                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 997                                                 strlcat(tmp, cmode(i->second, Ptr),5);
 998                                                 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);
 999                                                 n_list++;
1000                                                 if (n_list > MaxWhoResults)
1001                                                 {
1002                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
1003                                                         break;
1004                                                 }
1005
1006                                         }
1007                                 }
1008                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1009                         }
1010                         else
1011                         {
1012                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1013                         }
1014                 }
1015                 else
1016                 {
1017                         userrec* u = Find(parameters[0]);
1018                         if (u)
1019                         {
1020                                 // Bug Fix #29 -- Part 29..
1021                                 strcpy(tmp, "");
1022                                 if (strcmp(u->awaymsg, "")) {
1023                                         strlcat(tmp, "G" ,9);
1024                                 } else {
1025                                         strlcat(tmp, "H" ,9);
1026                                 }
1027                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1028                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1029                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1030                         }
1031                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1032                 }
1033         }
1034         if (pcnt == 2)
1035         {
1036                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1037                 {
1038                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1039                         {
1040                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1041                                 // But i'm a poor bastard with nothing better to do.
1042                                 userrec* oper = *i;
1043                                 strcpy(tmp, "");
1044                                 if (strcmp(oper->awaymsg, "")) {
1045                                         strlcat(tmp, "G" ,9);
1046                                 } else {
1047                                         strlcat(tmp, "H" ,9);
1048                                 }
1049                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1050                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1051                         }
1052                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1053                         return;
1054                 }
1055         }
1056 }
1057
1058 void handle_wallops(char **parameters, int pcnt, userrec *user)
1059 {
1060         WriteWallOps(user,false,"%s",parameters[0]);
1061 }
1062
1063 void handle_list(char **parameters, int pcnt, userrec *user)
1064 {
1065         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1066         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1067         {
1068                 // if the channel is not private/secret, OR the user is on the channel anyway
1069                 if (((!(i->second->binarymodes & CM_PRIVATE)) && (!(i->second->binarymodes & CM_SECRET))) || (has_channel(user,i->second)))
1070                 {
1071                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1072                 }
1073         }
1074         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1075 }
1076
1077
1078 void handle_rehash(char **parameters, int pcnt, userrec *user)
1079 {
1080         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1081         std::string parameter = "";
1082         if (pcnt)
1083         {
1084                 parameter = parameters[0];
1085         }
1086         else
1087         {
1088                 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1089                 ReadConfig(false,user);
1090         }
1091         FOREACH_MOD OnRehash(parameter);
1092 }
1093
1094 void handle_lusers(char **parameters, int pcnt, userrec *user)
1095 {
1096         // this lusers command shows one server at all times because
1097         // a protocol module must override it to show those stats.
1098         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on 1 server",user->nick,usercnt()-usercount_invisible(),usercount_invisible());
1099         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1100         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1101         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1102         WriteServ(user->fd,"254 %s :I have %d clients and 0 servers",user->nick,local_count());
1103 }
1104
1105 void handle_admin(char **parameters, int pcnt, userrec *user)
1106 {
1107         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1108         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,AdminName);
1109         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1110         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,AdminEmail);
1111 }
1112
1113 void handle_ping(char **parameters, int pcnt, userrec *user)
1114 {
1115         WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1116 }
1117
1118 void handle_pong(char **parameters, int pcnt, userrec *user)
1119 {
1120         // set the user as alive so they survive to next ping
1121         user->lastping = 1;
1122 }
1123
1124 void handle_motd(char **parameters, int pcnt, userrec *user)
1125 {
1126         ShowMOTD(user);
1127 }
1128
1129 void handle_rules(char **parameters, int pcnt, userrec *user)
1130 {
1131         ShowRULES(user);
1132 }
1133
1134 void handle_user(char **parameters, int pcnt, userrec *user)
1135 {
1136         if (user->registered < 3)
1137         {
1138                 if (isident(parameters[0]) == 0) {
1139                         // This kinda Sucks, According to the RFC thou, its either this,
1140                         // or "You have already registered" :p -- Craig
1141                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1142                 }
1143                 else {
1144                         /* We're not checking ident, but I'm not sure I like the idea of '~' prefixing.. */
1145                         /* XXX - Should this IDENTMAX + 1 be IDENTMAX - 1? Ok, users.h has it defined as
1146                          * char ident[IDENTMAX+2]; - WTF?
1147                          */
1148                         snprintf(user->ident, IDENTMAX+1, "~%s", parameters[0]);
1149                         strlcpy(user->fullname,parameters[3],MAXGECOS);
1150                         user->registered = (user->registered | 1);
1151                 }
1152         }
1153         else
1154         {
1155                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1156                 return;
1157         }
1158         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1159         if (user->registered == 3)
1160         {
1161                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1162                 FOREACH_MOD OnUserRegister(user);
1163                 ConnectUser(user);
1164         }
1165 }
1166
1167 void handle_userhost(char **parameters, int pcnt, userrec *user)
1168 {
1169         char Return[MAXBUF],junk[MAXBUF];
1170         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1171         for (int i = 0; i < pcnt; i++)
1172         {
1173                 userrec *u = Find(parameters[i]);
1174                 if (u)
1175                 {
1176                         if (strchr(u->modes,'o'))
1177                         {
1178                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1179                                 strlcat(Return,junk,MAXBUF);
1180                         }
1181                         else
1182                         {
1183                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1184                                 strlcat(Return,junk,MAXBUF);
1185                         }
1186                 }
1187         }
1188         WriteServ(user->fd,Return);
1189 }
1190
1191
1192 void handle_ison(char **parameters, int pcnt, userrec *user)
1193 {
1194         char Return[MAXBUF];
1195         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1196         for (int i = 0; i < pcnt; i++)
1197         {
1198                 userrec *u = Find(parameters[i]);
1199                 if (u)
1200                 {
1201                         strlcat(Return,u->nick,MAXBUF);
1202                         strlcat(Return," ",MAXBUF);
1203                 }
1204         }
1205         WriteServ(user->fd,Return);
1206 }
1207
1208
1209 void handle_away(char **parameters, int pcnt, userrec *user)
1210 {
1211         if (pcnt)
1212         {
1213                 strlcpy(user->awaymsg,parameters[0],MAXAWAY);
1214                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1215         }
1216         else
1217         {
1218                 strlcpy(user->awaymsg,"",MAXAWAY);
1219                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1220         }
1221 }
1222
1223 void handle_whowas(char **parameters, int pcnt, userrec* user)
1224 {
1225         whowas_hash::iterator i = whowas.find(parameters[0]);
1226
1227         if (i == whowas.end())
1228         {
1229                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1230                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1231         }
1232         else
1233         {
1234                 time_t rawtime = i->second->signon;
1235                 tm *timeinfo;
1236                 char b[MAXBUF];
1237
1238                 timeinfo = localtime(&rawtime);
1239                 strlcpy(b,asctime(timeinfo),MAXBUF);
1240                 b[strlen(b)-1] = '\0';
1241
1242                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1243                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1244                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1245         }
1246
1247 }
1248
1249 void handle_trace(char **parameters, int pcnt, userrec *user)
1250 {
1251         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1252         {
1253                 if (i->second)
1254                 {
1255                         if (isnick(i->second->nick))
1256                         {
1257                                 if (strchr(i->second->modes,'o'))
1258                                 {
1259                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1260                                 }
1261                                 else
1262                                 {
1263                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1264                                 }
1265                         }
1266                         else
1267                         {
1268                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1269                         }
1270                 }
1271         }
1272 }
1273
1274 void handle_modules(char **parameters, int pcnt, userrec *user)
1275 {
1276         for (unsigned int i = 0; i < module_names.size(); i++)
1277         {
1278                 Version V = modules[i]->GetVersion();
1279                 char modulename[MAXBUF];
1280                 char flagstate[MAXBUF];
1281                 strcpy(flagstate,"");
1282                 if (V.Flags & VF_STATIC)
1283                         strlcat(flagstate,", static",MAXBUF);
1284                 if (V.Flags & VF_VENDOR)
1285                         strlcat(flagstate,", vendor",MAXBUF);
1286                 if (V.Flags & VF_COMMON)
1287                         strlcat(flagstate,", common",MAXBUF);
1288                 if (V.Flags & VF_SERVICEPROVIDER)
1289                         strlcat(flagstate,", service provider",MAXBUF);
1290                 if (!flagstate[0])
1291                         strcpy(flagstate,"  <no flags>");
1292                 strlcpy(modulename,module_names[i].c_str(),256);
1293                 if (strchr(user->modes,'o'))
1294                 {
1295                         WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s (%s)",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename),flagstate+2);
1296                 }
1297                 else
1298                 {
1299                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1300                 }
1301         }
1302         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1303 }
1304
1305 void handle_stats(char **parameters, int pcnt, userrec *user)
1306 {
1307         char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1308         if (pcnt != 1)
1309         {
1310                 return;
1311         }
1312         if (strlen(parameters[0])>1)
1313         {
1314                 /* make the stats query 1 character long */
1315                 parameters[0][1] = '\0';
1316         }
1317
1318
1319         FOREACH_MOD OnStats(*parameters[0]);
1320
1321         if (*parameters[0] == 'c')
1322         {
1323                 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1324                 {
1325                         ConfValue("link","name",i,Link_ServerName,&config_f);
1326                         ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1327                         ConfValue("link","port",i,Link_Port,&config_f);
1328                         WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1329                         WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1330                 }
1331         }
1332
1333         if (*parameters[0] == 'i')
1334         {
1335                 int idx = 0;
1336                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1337                 {
1338                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1339                         idx++;
1340                 }
1341         }
1342
1343         if (*parameters[0] == 'y')
1344         {
1345                 int idx = 0;
1346                 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1347                 {
1348                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1349                         idx++;
1350                 }
1351         }
1352
1353         if (*parameters[0] == 'U')
1354         {
1355                 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1356                 {
1357                         ConfValue("uline","server",i,Link_ServerName,&config_f);
1358                         WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1359                 }
1360         }
1361
1362         if (*parameters[0] == 'P')
1363         {
1364                 int idx = 0;
1365                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1366                 {
1367                         if (strchr(i->second->modes,'o'))
1368                         {
1369                                 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(TIME - i->second->idle_lastmsg));
1370                                 idx++;
1371                         }
1372                 }
1373                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1374         }
1375
1376         if (*parameters[0] == 'k')
1377         {
1378                 stats_k(user);
1379         }
1380
1381         if (*parameters[0] == 'g')
1382         {
1383                 stats_g(user);
1384         }
1385
1386         if (*parameters[0] == 'q')
1387         {
1388                 stats_q(user);
1389         }
1390
1391         if (*parameters[0] == 'Z')
1392         {
1393                 stats_z(user);
1394         }
1395
1396         if (*parameters[0] == 'e')
1397         {
1398                 stats_e(user);
1399         }
1400
1401         /* stats m (list number of times each command has been used, plus bytecount) */
1402         if (*parameters[0] == 'm')
1403         {
1404                 for (unsigned int i = 0; i < cmdlist.size(); i++)
1405                 {
1406                         if (cmdlist[i].handler_function)
1407                         {
1408                                 if (cmdlist[i].use_count)
1409                                 {
1410                                         /* RPL_STATSCOMMANDS */
1411                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1412                                 }
1413                         }
1414                 }
1415
1416         }
1417
1418         /* stats z (debug and memory info) */
1419         if (*parameters[0] == 'z')
1420         {
1421                 rusage R;
1422                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1423                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1424                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1425                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1426                 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1427                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1428                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1429                 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1430                 if (!getrusage(RUSAGE_SELF,&R))
1431                 {
1432                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1433                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1434                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1435                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1436                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1437                 }
1438         }
1439
1440         if (*parameters[0] == 'T')
1441         {
1442                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1443                 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1444                 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1445                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1446                 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1447                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1448         }
1449
1450         /* stats o */
1451         if (*parameters[0] == 'o')
1452         {
1453                 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1454                 {
1455                         char LoginName[MAXBUF];
1456                         char HostName[MAXBUF];
1457                         char OperType[MAXBUF];
1458                         ConfValue("oper","name",i,LoginName,&config_f);
1459                         ConfValue("oper","host",i,HostName,&config_f);
1460                         ConfValue("oper","type",i,OperType,&config_f);
1461                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1462                 }
1463         }
1464
1465         /* stats l (show user I/O stats) */
1466         if (*parameters[0] == 'l')
1467         {
1468                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1469                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1470                 {
1471                         if (isnick(i->second->nick))
1472                         {
1473                                 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1474                         }
1475                         else
1476                         {
1477                                 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1478                         }
1479
1480                 }
1481         }
1482
1483         /* stats u (show server uptime) */
1484         if (*parameters[0] == 'u')
1485         {
1486                 time_t current_time = 0;
1487                 current_time = TIME;
1488                 time_t server_uptime = current_time - startup_time;
1489                 struct tm* stime;
1490                 stime = gmtime(&server_uptime);
1491                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1492                  * Craig suggested this, and it seemed a good idea so in it went */
1493                 if (stime->tm_year > 70)
1494                 {
1495                         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);
1496                 }
1497                 else
1498                 {
1499                         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);
1500                 }
1501         }
1502
1503         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1504         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1505
1506 }
1507
1508
1509 void handle_connect(char **parameters, int pcnt, userrec *user)
1510 {
1511 }
1512
1513 void handle_squit(char **parameters, int pcnt, userrec *user)
1514 {
1515 }
1516
1517 void handle_links(char **parameters, int pcnt, userrec *user)
1518 {
1519         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1520         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1521 }
1522
1523 void handle_map(char **parameters, int pcnt, userrec *user)
1524 {
1525         // as with /LUSERS this does nothing without a linking
1526         // module to override its behaviour and display something
1527         // better.
1528         WriteServ(user->fd,"006 %s :%s",user->nick,ServerName);
1529         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1530 }
1531
1532 bool is_uline(const char* server)
1533 {
1534         char ServName[MAXBUF];
1535
1536         if (!server)
1537                 return false;
1538         if (!(*server))
1539                 return true;
1540
1541         for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1542         {
1543                 ConfValue("uline","server",i,ServName,&config_f);
1544                 if (!strcasecmp(server,ServName))
1545                 {
1546                         return true;
1547                 }
1548         }
1549         return false;
1550 }
1551 int operstrcmp(char* data,char* input)
1552 {
1553         int MOD_RESULT = 0;
1554         FOREACH_RESULT(OnOperCompare(data,input))
1555         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1556         if (MOD_RESULT == 1)
1557                 return 0;
1558         if (MOD_RESULT == -1)
1559                 return 1;
1560         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1561         return strcmp(data,input);
1562 }
1563
1564 void handle_oper(char **parameters, int pcnt, userrec *user)
1565 {
1566         char LoginName[MAXBUF];
1567         char Password[MAXBUF];
1568         char OperType[MAXBUF];
1569         char TypeName[MAXBUF];
1570         char HostName[MAXBUF];
1571         char TheHost[MAXBUF];
1572         int j;
1573         bool found = false;
1574         bool fail2 = false;
1575
1576         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1577
1578         for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1579         {
1580                 ConfValue("oper","name",i,LoginName,&config_f);
1581                 ConfValue("oper","password",i,Password,&config_f);
1582                 ConfValue("oper","type",i,OperType,&config_f);
1583                 ConfValue("oper","host",i,HostName,&config_f);
1584                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1585                 {
1586                         fail2 = true;
1587                         for (j =0; j < ConfValueEnum("type",&config_f); j++)
1588                         {
1589                                 ConfValue("type","name",j,TypeName,&config_f);
1590
1591                                 if (!strcmp(TypeName,OperType))
1592                                 {
1593                                         /* found this oper's opertype */
1594                                         ConfValue("type","host",j,HostName,&config_f);
1595                                         if (*HostName)
1596                                                 ChangeDisplayedHost(user,HostName);
1597                                         strlcpy(user->oper,TypeName,NICKMAX);
1598                                         found = true;
1599                                         fail2 = false;
1600                                         break;
1601                                 }
1602                         }
1603                 }
1604                 if (found)
1605                         break;
1606         }
1607         if (found)
1608         {
1609                 /* correct oper credentials */
1610                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1611                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1612                 if (!strchr(user->modes,'o'))
1613                 {
1614                         strcat(user->modes,"o");
1615                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1616                         FOREACH_MOD OnOper(user,OperType);
1617                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1618                         AddOper(user);
1619                 }
1620         }
1621         else
1622         {
1623                 if (!fail2)
1624                 {
1625                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1626                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1627                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1628                 }
1629                 else
1630                 {
1631                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1632                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1633                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1634                 }
1635         }
1636         return;
1637 }
1638
1639 void handle_nick(char **parameters, int pcnt, userrec *user)
1640 {
1641         if (pcnt < 1)
1642         {
1643                 log(DEBUG,"not enough params for handle_nick");
1644                 return;
1645         }
1646         if (!parameters[0])
1647         {
1648                 log(DEBUG,"invalid parameter passed to handle_nick");
1649                 return;
1650         }
1651         if (!parameters[0][0])
1652         {
1653                 log(DEBUG,"zero length new nick passed to handle_nick");
1654                 return;
1655         }
1656         if (!user)
1657         {
1658                 log(DEBUG,"invalid user passed to handle_nick");
1659                 return;
1660         }
1661         if (!user->nick)
1662         {
1663                 log(DEBUG,"invalid old nick passed to handle_nick");
1664                 return;
1665         }
1666         if (!strcasecmp(user->nick,parameters[0]))
1667         {
1668                 log(DEBUG,"old nick is new nick, skipping");
1669                 return;
1670         }
1671         else
1672         {
1673                 if (strlen(parameters[0]) > 1)
1674                 {
1675                         if (parameters[0][0] == ':')
1676                         {
1677                                 *parameters[0]++;
1678                         }
1679                 }
1680                 if (matches_qline(parameters[0]))
1681                 {
1682                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1683                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1684                         return;
1685                 }
1686                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1687                 {
1688                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1689                         return;
1690                 }
1691         }
1692         if (isnick(parameters[0]) == 0)
1693         {
1694                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1695                 return;
1696         }
1697
1698         if (user->registered == 7)
1699         {
1700                 int MOD_RESULT = 0;
1701                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1702                 if (MOD_RESULT) {
1703                         // if a module returns true, the nick change is silently forbidden.
1704                         return;
1705                 }
1706
1707                 WriteCommon(user,"NICK %s",parameters[0]);
1708
1709         }
1710
1711         char oldnick[NICKMAX];
1712         strlcpy(oldnick,user->nick,NICKMAX);
1713
1714         /* change the nick of the user in the users_hash */
1715         user = ReHashNick(user->nick, parameters[0]);
1716         /* actually change the nick within the record */
1717         if (!user) return;
1718         if (!user->nick) return;
1719
1720         strlcpy(user->nick, parameters[0],NICKMAX);
1721
1722         log(DEBUG,"new nick set: %s",user->nick);
1723
1724         if (user->registered < 3)
1725         {
1726                 user->registered = (user->registered | 2);
1727                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1728                 // and unless we're lucky we'll get a duff one later on.
1729                 //user->dns_done = (!lookup_dns(user->nick));
1730                 //if (user->dns_done)
1731                 //      log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1732
1733 #ifdef THREADED_DNS
1734                 // initialize their dns lookup thread
1735                 if (pthread_create(&user->dnsthread, NULL, dns_task, (void *)user) != 0)
1736                 {
1737                         log(DEBUG,"Failed to create DNS lookup thread for user %s",user->nick);
1738                 }
1739 #else
1740                 user->dns_done = (!lookup_dns(user->nick));
1741                 if (user->dns_done)
1742                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1743 #endif
1744
1745         }
1746         if (user->registered == 3)
1747         {
1748                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1749                 FOREACH_MOD OnUserRegister(user);
1750                 ConnectUser(user);
1751         }
1752         if (user->registered == 7)
1753         {
1754                 FOREACH_MOD OnUserPostNick(user,oldnick);
1755         }
1756 }
1757
1758 long duration(const char* str)
1759 {
1760         char n_field[MAXBUF];
1761         long total = 0;
1762         const char* str_end = str + strlen(str);
1763         n_field[0] = 0;
1764
1765         for (char* i = (char*)str; i < str_end; i++)
1766         {
1767                 // if we have digits, build up a string for the value in n_field,
1768                 // up to 10 digits in size.
1769                 if ((*i >= '0') && (*i <= '9'))
1770                 {
1771                         strlcat(n_field,i,10);
1772                 }
1773                 else
1774                 {
1775                         // we dont have a digit, check for numeric tokens
1776                         switch (tolower(*i))
1777                         {
1778                                 case 's':
1779                                         total += atoi(n_field);
1780                                 break;
1781
1782                                 case 'm':
1783                                         total += (atoi(n_field)*duration_m);
1784                                 break;
1785
1786                                 case 'h':
1787                                         total += (atoi(n_field)*duration_h);
1788                                 break;
1789
1790                                 case 'd':
1791                                         total += (atoi(n_field)*duration_d);
1792                                 break;
1793
1794                                 case 'w':
1795                                         total += (atoi(n_field)*duration_w);
1796                                 break;
1797
1798                                 case 'y':
1799                                         total += (atoi(n_field)*duration_y);
1800                                 break;
1801                         }
1802                         n_field[0] = 0;
1803                 }
1804         }
1805         // add trailing seconds
1806         total += atoi(n_field);
1807
1808         return total;
1809 }
1810
1811
1812 void handle_kline(char **parameters, int pcnt, userrec *user)
1813 {
1814         if (pcnt >= 3)
1815         {
1816                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1817                 if (!duration(parameters[1]))
1818                 {
1819                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
1820                 }
1821                 else
1822                 {
1823                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1824                 }
1825         }
1826         else
1827         {
1828                 if (del_kline(parameters[0]))
1829                 {
1830                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
1831                 }
1832                 else
1833                 {
1834                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
1835                 }
1836         }
1837         apply_lines();
1838 }
1839
1840 void handle_eline(char **parameters, int pcnt, userrec *user)
1841 {
1842         if (pcnt >= 3)
1843         {
1844                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1845                 if (!duration(parameters[1]))
1846                 {
1847                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
1848                 }
1849                 else
1850                 {
1851                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1852                 }
1853         }
1854         else
1855         {
1856                 if (del_eline(parameters[0]))
1857                 {
1858                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
1859                 }
1860                 else
1861                 {
1862                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
1863                 }
1864         }
1865         // no need to apply the lines for an eline
1866 }
1867
1868 void handle_gline(char **parameters, int pcnt, userrec *user)
1869 {
1870         char netdata[MAXBUF];
1871         if (pcnt >= 3)
1872         {
1873                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1874                 if (!duration(parameters[1]))
1875                 {
1876                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
1877                 }
1878                 else
1879                 {
1880                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1881                 }
1882         }
1883         else
1884         {
1885                 if (del_gline(parameters[0]))
1886                 {
1887                         // . <mask> <who-removed-it>
1888                         snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
1889                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
1890                 }
1891                 else
1892                 {
1893                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
1894                 }
1895         }
1896         apply_lines();
1897 }
1898
1899 void handle_zline(char **parameters, int pcnt, userrec *user)
1900 {
1901         if (pcnt >= 3)
1902         {
1903                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1904                 if (!duration(parameters[1]))
1905                 {
1906                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
1907                 }
1908                 else
1909                 {
1910                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1911                 }
1912         }
1913         else
1914         {
1915                 if (del_zline(parameters[0]))
1916                 {
1917                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
1918                 }
1919                 else
1920                 {
1921                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
1922                 }
1923         }
1924         apply_lines();
1925 }
1926
1927 void handle_qline(char **parameters, int pcnt, userrec *user)
1928 {
1929         if (pcnt >= 3)
1930         {
1931                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1932                 if (!duration(parameters[1]))
1933                 {
1934                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
1935                 }
1936                 else
1937                 {
1938                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1939                 }
1940         }
1941         else
1942         {
1943                 if (del_qline(parameters[0]))
1944                 {
1945                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
1946                 }
1947                 else
1948                 {
1949                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
1950                 }
1951         }
1952         apply_lines();
1953 }
1954
1955