src/configreader.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 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 "configreader.h"
  18 #include <sstream>
  19 #include <fstream>
  20 #include "inspircd.h"
  21 #include "xline.h"
  22
  23 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
  24
  25 ServerConfig::ServerConfig(InspIRCd* Instance) : ServerInstance(Instance)
  26 {
  27         this->ClearStack();
  28         *ServerName = *Network = *ServerDesc = *AdminName = '\0';
  29         *HideWhoisServer = *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
  30         *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
  31         *UserStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
  32         log_file = NULL;
  33         NoUserDns = forcedebug = OperSpyWhois = nofork = HideBans = HideSplits = false;
  34         CycleHosts = writelog = AllowHalfop = true;
  35         dns_timeout = DieDelay = 5;
  36         MaxTargets = 20;
  37         NetBufferSize = 10240;
  38         SoftLimit = MAXCLIENTS;
  39         MaxConn = SOMAXCONN;
  40         MaxWhoResults = 100;
  41         debugging = 0;
  42         LogLevel = DEFAULT;
  43         maxbans.clear();
  44         WhoWasGroupSize = 10;
  45         WhoWasMaxGroups = WhoWasGroupSize * MAXCLIENTS;
  46         WhoWasMaxKeep = 3600*24*3; // 3 days
  47 }
  48
  49 void ServerConfig::ClearStack()
  50 {
  51         include_stack.clear();
  52 }
  53
  54 Module* ServerConfig::GetIOHook(int port)
  55 {
  56         std::map<int,Module*>::iterator x = IOHookModule.find(port);
  57         return (x != IOHookModule.end() ? x->second : NULL);
  58 }
  59
  60 Module* ServerConfig::GetIOHook(InspSocket* is)
  61 {
  62         std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
  63         return (x != SocketIOHookModule.end() ? x->second : NULL);
  64 }
  65
  66 bool ServerConfig::AddIOHook(int port, Module* iomod)
  67 {
  68         if (!GetIOHook(port))
  69         {
  70                 IOHookModule[port] = iomod;
  71                 return true;
  72         }
  73         else
  74         {
  75                 throw ModuleException("Port already hooked by another module");
  76                 return false;
  77         }
  78 }
  79
  80 bool ServerConfig::AddIOHook(Module* iomod, InspSocket* is)
  81 {
  82         if (!GetIOHook(is))
  83         {
  84                 ServerInstance->Log(DEBUG,"Hooked inspsocket %08x", is);
  85                 SocketIOHookModule[is] = iomod;
  86                 is->IsIOHooked = true;
  87                 return true;
  88         }
  89         else
  90         {
  91                 throw ModuleException("InspSocket derived class already hooked by another module");
  92                 return false;
  93         }
  94 }
  95
  96 bool ServerConfig::DelIOHook(int port)
  97 {
  98         std::map<int,Module*>::iterator x = IOHookModule.find(port);
  99         if (x != IOHookModule.end())
 100         {
 101                 IOHookModule.erase(x);
 102                 return true;
 103         }
 104         return false;
 105 }
 106
 107 bool ServerConfig::DelIOHook(InspSocket* is)
 108 {
 109         std::map<InspSocket*,Module*>::iterator x = SocketIOHookModule.find(is);
 110         if (x != SocketIOHookModule.end())
 111         {
 112                 SocketIOHookModule.erase(x);
 113                 return true;
 114         }
 115         return false;
 116 }
 117
 118 bool ServerConfig::CheckOnce(char* tag, bool bail, userrec* user)
 119 {
 120         int count = ConfValueEnum(this->config_data, tag);
 121
 122         if (count > 1)
 123         {
 124                 if (bail)
 125                 {
 126                         printf("There were errors in your configuration:\nYou have more than one <%s> tag, this is not permitted.\n",tag);
 127                         InspIRCd::Exit(ERROR);
 128                 }
 129                 else
 130                 {
 131                         if (user)
 132                         {
 133                                 user->WriteServ("There were errors in your configuration:");
 134                                 user->WriteServ("You have more than one <%s> tag, this is not permitted.\n",tag);
 135                         }
 136                         else
 137                         {
 138                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 139                                 ServerInstance->WriteOpers("You have more than one <%s> tag, this is not permitted.\n",tag);
 140                         }
 141                 }
 142                 return false;
 143         }
 144         if (count < 1)
 145         {
 146                 if (bail)
 147                 {
 148                         printf("There were errors in your configuration:\nYou have not defined a <%s> tag, this is required.\n",tag);
 149                         InspIRCd::Exit(ERROR);
 150                 }
 151                 else
 152                 {
 153                         if (user)
 154                         {
 155                                 user->WriteServ("There were errors in your configuration:");
 156                                 user->WriteServ("You have not defined a <%s> tag, this is required.",tag);
 157                         }
 158                         else
 159                         {
 160                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 161                                 ServerInstance->WriteOpers("You have not defined a <%s> tag, this is required.",tag);
 162                         }
 163                 }
 164                 return false;
 165         }
 166         return true;
 167 }
 168
 169 bool NoValidation(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 170 {
 171         conf->GetInstance()->Log(DEBUG,"No validation for <%s:%s>",tag,value);
 172         return true;
 173 }
 174
 175 bool ValidateMaxTargets(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 176 {
 177         if ((data.GetInteger() < 0) || (data.GetInteger() > 31))
 178         {
 179                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:maxtargets> value is greater than 31 or less than 0, set to 20.");
 180                 data.Set(20);
 181         }
 182         return true;
 183 }
 184
 185 bool ValidateSoftLimit(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 186 {
 187         if ((data.GetInteger() < 1) || (data.GetInteger() > MAXCLIENTS))
 188         {
 189                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
 190                 data.Set(MAXCLIENTS);
 191         }
 192         return true;
 193 }
 194
 195 bool ValidateMaxConn(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 196 {
 197         if (data.GetInteger() > SOMAXCONN)
 198                 conf->GetInstance()->Log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
 199         if (!data.GetInteger())
 200                 data.Set(SOMAXCONN);
 201         return true;
 202 }
 203
 204 bool ValidateDnsTimeout(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 205 {
 206         if (!data.GetInteger())
 207                 data.Set(5);
 208         return true;
 209 }
 210
 211 bool InitializeDisabledCommands(const char* data, InspIRCd* ServerInstance)
 212 {
 213         std::stringstream dcmds(data);
 214         std::string thiscmd;
 215
 216         /* Enable everything first */
 217         for (nspace::hash_map<std::string,command_t*>::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++)
 218                 x->second->Disable(false);
 219
 220         /* Now disable all the ones which the user wants disabled */
 221         while (dcmds >> thiscmd)
 222         {
 223                 nspace::hash_map<std::string,command_t*>::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd);
 224                 if (cm != ServerInstance->Parser->cmdlist.end())
 225                 {
 226                         ServerInstance->Log(DEBUG,"Disabling command '%s'",cm->second->command.c_str());
 227                         cm->second->Disable(true);
 228                 }
 229         }
 230         return true;
 231 }
 232
 233 bool ValidateDnsServer(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 234 {
 235         if (!*(data.GetString()))
 236         {
 237                 // attempt to look up their nameserver from /etc/resolv.conf
 238                 conf->GetInstance()->Log(DEFAULT,"WARNING: <dns:server> not defined, attempting to find working server in /etc/resolv.conf...");
 239                 ifstream resolv("/etc/resolv.conf");
 240                 std::string nameserver;
 241                 bool found_server = false;
 242
 243                 if (resolv.is_open())
 244                 {
 245                         while (resolv >> nameserver)
 246                         {
 247                                 if ((nameserver == "nameserver") && (!found_server))
 248                                 {
 249                                         resolv >> nameserver;
 250                                         data.Set(nameserver.c_str());
 251                                         found_server = true;
 252                                         conf->GetInstance()->Log(DEFAULT,"<dns:server> set to '%s' as first resolver in /etc/resolv.conf.",nameserver.c_str());
 253                                 }
 254                         }
 255
 256                         if (!found_server)
 257                         {
 258                                 conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!");
 259                                 data.Set("127.0.0.1");
 260                         }
 261                 }
 262                 else
 263                 {
 264                         conf->GetInstance()->Log(DEFAULT,"/etc/resolv.conf can't be opened! Defaulting to nameserver '127.0.0.1'!");
 265                         data.Set("127.0.0.1");
 266                 }
 267         }
 268         return true;
 269 }
 270
 271 bool ValidateModPath(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 272 {
 273         if (!*(data.GetString()))
 274                 data.Set(MOD_PATH);
 275         return true;
 276 }
 277
 278
 279 bool ValidateServerName(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 280 {
 281         if (!strchr(data.GetString(),'.'))
 282         {
 283                 conf->GetInstance()->Log(DEFAULT,"WARNING: <server:name> '%s' is not a fully-qualified domain name. Changed to '%s%c'",data.GetString(),data.GetString(),'.');
 284                 std::string moo = std::string(data.GetString()).append(".");
 285                 data.Set(moo.c_str());
 286         }
 287         return true;
 288 }
 289
 290 bool ValidateNetBufferSize(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 291 {
 292         if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1024))
 293         {
 294                 conf->GetInstance()->Log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
 295                 data.Set(10240);
 296         }
 297         return true;
 298 }
 299
 300 bool ValidateMaxWho(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 301 {
 302         if ((!data.GetInteger()) || (data.GetInteger() > 65535) || (data.GetInteger() < 1))
 303         {
 304                 conf->GetInstance()->Log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
 305                 data.Set(128);
 306         }
 307         return true;
 308 }
 309
 310 bool ValidateLogLevel(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 311 {
 312         std::string dbg = data.GetString();
 313         conf->LogLevel = DEFAULT;
 314
 315         if (dbg == "debug")
 316                 conf->LogLevel = DEBUG;
 317         else if (dbg  == "verbose")
 318                 conf->LogLevel = VERBOSE;
 319         else if (dbg == "default")
 320                 conf->LogLevel = DEFAULT;
 321         else if (dbg == "sparse")
 322                 conf->LogLevel = SPARSE;
 323         else if (dbg == "none")
 324                 conf->LogLevel = NONE;
 325
 326         conf->debugging = (conf->LogLevel == DEBUG);
 327
 328         return true;
 329 }
 330
 331 bool ValidateMotd(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 332 {
 333         conf->ReadFile(conf->MOTD, data.GetString());
 334         return true;
 335 }
 336
 337 bool ValidateRules(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 338 {
 339         conf->ReadFile(conf->RULES, data.GetString());
 340         return true;
 341 }
 342
 343 bool ValidateWhoWas(ServerConfig* conf, const char* tag, const char* value, ValueItem &data)
 344 {
 345         conf->WhoWasMaxKeep = conf->GetInstance()->Duration(data.GetString());
 346
 347         if (conf->WhoWasGroupSize < 0)
 348                 conf->WhoWasGroupSize = 0;
 349
 350         if (conf->WhoWasMaxGroups < 0)
 351                 conf->WhoWasMaxGroups = 0;
 352
 353         if (conf->WhoWasMaxKeep < 3600)
 354         {
 355                 conf->WhoWasMaxKeep = 3600;
 356                 conf->GetInstance()->Log(DEFAULT,"WARNING: <whowas:maxkeep> value less than 3600, setting to default 3600");
 357         }
 358         conf->GetInstance()->Log(DEBUG,"whowas:groupsize:%d maxgroups:%d maxkeep:%d",conf->WhoWasGroupSize,conf->WhoWasMaxGroups,conf->WhoWasMaxKeep);
 359         irc::whowas::PruneWhoWas(conf->GetInstance(), conf->GetInstance()->Time());
 360         return true;
 361 }
 362
 363 /* Callback called before processing the first <connect> tag
 364  */
 365 bool InitConnect(ServerConfig* conf, const char* tag)
 366 {
 367         conf->GetInstance()->Log(DEFAULT,"Reading connect classes...");
 368         conf->Classes.clear();
 369         return true;
 370 }
 371
 372 /* Callback called to process a single <connect> tag
 373  */
 374 bool DoConnect(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 375 {
 376         ConnectClass c;
 377         const char* allow = values[0].GetString(); /* Yeah, there are a lot of values. Live with it. */
 378         const char* deny = values[1].GetString();
 379         const char* password = values[2].GetString();
 380         int timeout = values[3].GetInteger();
 381         int pingfreq = values[4].GetInteger();
 382         int flood = values[5].GetInteger();
 383         int threshold = values[6].GetInteger();
 384         int sendq = values[7].GetInteger();
 385         int recvq = values[8].GetInteger();
 386         int localmax = values[9].GetInteger();
 387         int globalmax = values[10].GetInteger();
 388
 389         if (*allow)
 390         {
 391                 c.host = allow;
 392                 c.type = CC_ALLOW;
 393                 c.pass = password;
 394                 c.registration_timeout = timeout;
 395                 c.pingtime = pingfreq;
 396                 c.flood = flood;
 397                 c.threshold = threshold;
 398                 c.sendqmax = sendq;
 399                 c.recvqmax = recvq;
 400                 c.maxlocal = localmax;
 401                 c.maxglobal = globalmax;
 402
 403
 404                 if (c.maxlocal == 0)
 405                         c.maxlocal = 3;
 406                 if (c.maxglobal == 0)
 407                         c.maxglobal = 3;
 408                 if (c.threshold == 0)
 409                 {
 410                         c.threshold = 1;
 411                         c.flood = 999;
 412                         conf->GetInstance()->Log(DEFAULT,"Warning: Connect allow line '%s' has no flood/threshold settings. Setting this tag to 999 lines in 1 second.",c.host.c_str());
 413                 }
 414                 if (c.sendqmax == 0)
 415                         c.sendqmax = 262114;
 416                 if (c.recvqmax == 0)
 417                         c.recvqmax = 4096;
 418                 if (c.registration_timeout == 0)
 419                         c.registration_timeout = 90;
 420                 if (c.pingtime == 0)
 421                         c.pingtime = 120;
 422                 conf->Classes.push_back(c);
 423         }
 424         else
 425         {
 426                 c.host = deny;
 427                 c.type = CC_DENY;
 428                 conf->Classes.push_back(c);
 429                 conf->GetInstance()->Log(DEBUG,"Read connect class type DENY, host=%s",deny);
 430         }
 431
 432         return true;
 433 }
 434
 435 /* Callback called when there are no more <connect> tags
 436  */
 437 bool DoneConnect(ServerConfig* conf, const char* tag)
 438 {
 439         conf->GetInstance()->Log(DEBUG,"DoneConnect called for tag: %s",tag);
 440         return true;
 441 }
 442
 443 /* Callback called before processing the first <uline> tag
 444  */
 445 bool InitULine(ServerConfig* conf, const char* tag)
 446 {
 447         conf->ulines.clear();
 448         return true;
 449 }
 450
 451 /* Callback called to process a single <uline> tag
 452  */
 453 bool DoULine(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 454 {
 455         const char* server = values[0].GetString();
 456         conf->GetInstance()->Log(DEBUG,"Read ULINE '%s'",server);
 457         conf->ulines.push_back(server);
 458         return true;
 459 }
 460
 461 /* Callback called when there are no more <uline> tags
 462  */
 463 bool DoneULine(ServerConfig* conf, const char* tag)
 464 {
 465         return true;
 466 }
 467
 468 /* Callback called before processing the first <module> tag
 469  */
 470 bool InitModule(ServerConfig* conf, const char* tag)
 471 {
 472         old_module_names.clear();
 473         new_module_names.clear();
 474         added_modules.clear();
 475         removed_modules.clear();
 476         for (std::vector<std::string>::iterator t = conf->module_names.begin(); t != conf->module_names.end(); t++)
 477         {
 478                 old_module_names.push_back(*t);
 479         }
 480         return true;
 481 }
 482
 483 /* Callback called to process a single <module> tag
 484  */
 485 bool DoModule(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 486 {
 487         const char* modname = values[0].GetString();
 488         new_module_names.push_back(modname);
 489         return true;
 490 }
 491
 492 /* Callback called when there are no more <module> tags
 493  */
 494 bool DoneModule(ServerConfig* conf, const char* tag)
 495 {
 496         // now create a list of new modules that are due to be loaded
 497         // and a seperate list of modules which are due to be unloaded
 498         for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
 499         {
 500                 bool added = true;
 501
 502                 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
 503                 {
 504                         if (*old == *_new)
 505                                 added = false;
 506                 }
 507
 508                 if (added)
 509                         added_modules.push_back(*_new);
 510         }
 511
 512         for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
 513         {
 514                 bool removed = true;
 515                 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
 516                 {
 517                         if (*newm == *oldm)
 518                                 removed = false;
 519                 }
 520
 521                 if (removed)
 522                         removed_modules.push_back(*oldm);
 523         }
 524         return true;
 525 }
 526
 527 /* Callback called before processing the first <banlist> tag
 528  */
 529 bool InitMaxBans(ServerConfig* conf, const char* tag)
 530 {
 531         conf->maxbans.clear();
 532         return true;
 533 }
 534
 535 /* Callback called to process a single <banlist> tag
 536  */
 537 bool DoMaxBans(ServerConfig* conf, const char* tag, char** entries, ValueList &values, int* types)
 538 {
 539         const char* channel = values[0].GetString();
 540         int limit = values[1].GetInteger();
 541         conf->maxbans[channel] = limit;
 542         return true;
 543 }
 544
 545 /* Callback called when there are no more <banlist> tags.
 546  */
 547 bool DoneMaxBans(ServerConfig* conf, const char* tag)
 548 {
 549         return true;
 550 }
 551
 552 void ServerConfig::Read(bool bail, userrec* user)
 553 {
 554         static char debug[MAXBUF];      /* Temporary buffer for debugging value */
 555         static char maxkeep[MAXBUF];    /* Temporary buffer for WhoWasMaxKeep value */
 556         int rem = 0, add = 0;           /* Number of modules added, number of modules removed */
 557         std::ostringstream errstr;      /* String stream containing the error output */
 558
 559         /* These tags MUST occur and must ONLY occur once in the config file */
 560         static char* Once[] = { "server", "admin", "files", "power", "options", NULL };
 561
 562         /* These tags can occur ONCE or not at all */
 563         InitialConfig Values[] = {
 564                 {"options",             "softlimit",                    new ValueContainerUInt (&this->SoftLimit),              DT_INTEGER, ValidateSoftLimit},
 565                 {"options",             "somaxconn",                    new ValueContainerInt  (&this->MaxConn),                DT_INTEGER, ValidateMaxConn},
 566                 {"server",              "name",                         new ValueContainerChar (this->ServerName),              DT_CHARPTR, ValidateServerName},
 567                 {"server",              "description",                  new ValueContainerChar (this->ServerDesc),              DT_CHARPTR, NoValidation},
 568                 {"server",              "network",                      new ValueContainerChar (this->Network),                 DT_CHARPTR, NoValidation},
 569                 {"admin",               "name",                         new ValueContainerChar (this->AdminName),               DT_CHARPTR, NoValidation},
 570                 {"admin",               "email",                        new ValueContainerChar (this->AdminEmail),              DT_CHARPTR, NoValidation},
 571                 {"admin",               "nick",                         new ValueContainerChar (this->AdminNick),               DT_CHARPTR, NoValidation},
 572                 {"files",               "motd",                         new ValueContainerChar (this->motd),                    DT_CHARPTR, ValidateMotd},
 573                 {"files",               "rules",                        new ValueContainerChar (this->rules),                   DT_CHARPTR, ValidateRules},
 574                 {"power",               "diepass",                      new ValueContainerChar (this->diepass),                 DT_CHARPTR, NoValidation},
 575                 {"power",               "pause",                        new ValueContainerInt  (&this->DieDelay),               DT_INTEGER, NoValidation},
 576                 {"power",               "restartpass",                  new ValueContainerChar (this->restartpass),             DT_CHARPTR, NoValidation},
 577                 {"options",             "prefixquit",                   new ValueContainerChar (this->PrefixQuit),              DT_CHARPTR, NoValidation},
 578                 {"options",             "loglevel",                     new ValueContainerChar (debug),                         DT_CHARPTR, ValidateLogLevel},
 579                 {"options",             "netbuffersize",                new ValueContainerInt  (&this->NetBufferSize),          DT_INTEGER, ValidateNetBufferSize},
 580                 {"options",             "maxwho",                       new ValueContainerInt  (&this->MaxWhoResults),          DT_INTEGER, ValidateMaxWho},
 581                 {"options",             "allowhalfop",                  new ValueContainerBool (&this->AllowHalfop),            DT_BOOLEAN, NoValidation},
 582                 {"dns",                 "server",                       new ValueContainerChar (this->DNSServer),               DT_CHARPTR, ValidateDnsServer},
 583                 {"dns",                 "timeout",                      new ValueContainerInt  (&this->dns_timeout),            DT_INTEGER, ValidateDnsTimeout},
 584                 {"options",             "moduledir",                    new ValueContainerChar (this->ModPath),                 DT_CHARPTR, ValidateModPath},
 585                 {"disabled",            "commands",                     new ValueContainerChar (this->DisabledCommands),        DT_CHARPTR, NoValidation},
 586                 {"options",             "userstats",                    new ValueContainerChar (this->UserStats),               DT_CHARPTR, NoValidation},
 587                 {"options",             "customversion",                new ValueContainerChar (this->CustomVersion),           DT_CHARPTR, NoValidation},
 588                 {"options",             "hidesplits",                   new ValueContainerBool (&this->HideSplits),             DT_BOOLEAN, NoValidation},
 589                 {"options",             "hidebans",                     new ValueContainerBool (&this->HideBans),               DT_BOOLEAN, NoValidation},
 590                 {"options",             "hidewhois",                    new ValueContainerChar (this->HideWhoisServer),         DT_CHARPTR, NoValidation},
 591                 {"options",             "operspywhois",                 new ValueContainerBool (&this->OperSpyWhois),           DT_BOOLEAN, NoValidation},
 592                 {"options",             "nouserdns",                    new ValueContainerBool (&this->NoUserDns),              DT_BOOLEAN, NoValidation},
 593                 {"options",             "syntaxhints",                  new ValueContainerBool (&this->SyntaxHints),            DT_BOOLEAN, NoValidation},
 594                 {"options",             "cyclehosts",                   new ValueContainerBool (&this->CycleHosts),             DT_BOOLEAN, NoValidation},
 595                 {"pid",                 "file",                         new ValueContainerChar (this->PID),                     DT_CHARPTR, NoValidation},
 596                 {"whowas",              "groupsize",                    new ValueContainerInt  (&this->WhoWasGroupSize),        DT_INTEGER, NoValidation},
 597                 {"whowas",              "maxgroups",                    new ValueContainerInt  (&this->WhoWasMaxGroups),        DT_INTEGER, NoValidation},
 598                 {"whowas",              "maxkeep",                      new ValueContainerChar (maxkeep),                       DT_CHARPTR, ValidateWhoWas},
 599                 {"die",                 "value",                        new ValueContainerChar (this->DieValue),                DT_CHARPTR, NoValidation},
 600                 {NULL}
 601         };
 602
 603         /* These tags can occur multiple times, and therefore they have special code to read them
 604          * which is different to the code for reading the singular tags listed above.
 605          */
 606         MultiConfig MultiValues[] = {
 607
 608                 {"connect",
 609                                 {"allow",       "deny",         "password",     "timeout",      "pingfreq",     "flood",
 610                                 "threshold",    "sendq",        "recvq",        "localmax",     "globalmax",    NULL},
 611                                 {DT_CHARPTR,    DT_CHARPTR,     DT_CHARPTR,     DT_INTEGER,     DT_INTEGER,     DT_INTEGER,
 612                                  DT_INTEGER,    DT_INTEGER,     DT_INTEGER,     DT_INTEGER,     DT_INTEGER},
 613                                 InitConnect, DoConnect, DoneConnect},
 614
 615                 {"uline",
 616                                 {"server",      NULL},
 617                                 {DT_CHARPTR},
 618                                 InitULine,DoULine,DoneULine},
 619
 620                 {"banlist",
 621                                 {"chan",        "limit",        NULL},
 622                                 {DT_CHARPTR,    DT_INTEGER},
 623                                 InitMaxBans, DoMaxBans, DoneMaxBans},
 624
 625                 {"module",
 626                                 {"name",        NULL},
 627                                 {DT_CHARPTR},
 628                                 InitModule, DoModule, DoneModule},
 629
 630                 {"badip",
 631                                 {"reason",      "ipmask",       NULL},
 632                                 {DT_CHARPTR,    DT_CHARPTR},
 633                                 InitXLine, DoZLine, DoneXLine},
 634
 635                 {"badnick",
 636                                 {"reason",      "nick",         NULL},
 637                                 {DT_CHARPTR,    DT_CHARPTR},
 638                                 InitXLine, DoQLine, DoneXLine},
 639
 640                 {"badhost",
 641                                 {"reason",      "host",         NULL},
 642                                 {DT_CHARPTR,    DT_CHARPTR},
 643                                 InitXLine, DoKLine, DoneXLine},
 644
 645                 {"exception",
 646                                 {"reason",      "host",         NULL},
 647                                 {DT_CHARPTR,    DT_CHARPTR},
 648                                 InitXLine, DoELine, DoneXLine},
 649
 650                 {"type",
 651                                 {"name",        "classes",      NULL},
 652                                 {DT_CHARPTR,    DT_CHARPTR},
 653                                 InitTypes, DoType, DoneClassesAndTypes},
 654
 655                 {"class",
 656                                 {"name",        "commands",     NULL},
 657                                 {DT_CHARPTR,    DT_CHARPTR},
 658                                 InitClasses, DoClass, DoneClassesAndTypes},
 659
 660                 {NULL}
 661         };
 662
 663         include_stack.clear();
 664
 665         /* Load and parse the config file, if there are any errors then explode */
 666
 667         /* Make a copy here so if it fails then we can carry on running with an unaffected config */
 668         ConfigDataHash newconfig;
 669
 670         if (this->LoadConf(newconfig, CONFIG_FILE, errstr))
 671         {
 672                 /* If we succeeded, set the ircd config to the new one */
 673                 this->config_data = newconfig;
 674         }
 675         else
 676         {
 677                 ServerInstance->Log(DEFAULT, "There were errors in your configuration:\n%s", errstr.str().c_str());
 678
 679                 if (bail)
 680                 {
 681                         /* Unneeded because of the ServerInstance->Log() aboive? */
 682                         printf("There were errors in your configuration:\n%s",errstr.str().c_str());
 683                         InspIRCd::Exit(ERROR);
 684                 }
 685                 else
 686                 {
 687                         std::string errors = errstr.str();
 688                         std::string::size_type start;
 689                         unsigned int prefixlen;
 690
 691                         start = 0;
 692                         /* ":ServerInstance->Config->ServerName NOTICE user->nick :" */
 693                         prefixlen = strlen(this->ServerName) + strlen(user->nick) + 11;
 694
 695                         if (user)
 696                         {
 697                                 user->WriteServ("NOTICE %s :There were errors in the configuration file:",user->nick);
 698
 699                                 while(start < errors.length())
 700                                 {
 701                                         user->WriteServ("NOTICE %s :%s",user->nick, errors.substr(start, 510 - prefixlen).c_str());
 702                                         start += 510 - prefixlen;
 703                                 }
 704                         }
 705                         else
 706                         {
 707                                 ServerInstance->WriteOpers("There were errors in the configuration file:");
 708
 709                                 while(start < errors.length())
 710                                 {
 711                                         ServerInstance->WriteOpers(errors.substr(start, 360).c_str());
 712                                         start += 360;
 713                                 }
 714                         }
 715
 716                         return;
 717                 }
 718         }
 719
 720         /* Check we dont have more than one of singular tags, or any of them missing
 721          */
 722         for (int Index = 0; Once[Index]; Index++)
 723                 if (!CheckOnce(Once[Index], bail, user))
 724                         return;
 725
 726         /* Read the values of all the tags which occur once or not at all, and call their callbacks.
 727          */
 728         for (int Index = 0; Values[Index].tag; Index++)
 729         {
 730                 char item[MAXBUF];
 731                 ConfValue(this->config_data, Values[Index].tag, Values[Index].value, 0, item, MAXBUF);
 732                 ValueItem vi(item);
 733
 734                 Values[Index].validation_function(this, Values[Index].tag, Values[Index].value, vi);
 735
 736                 switch (Values[Index].datatype)
 737                 {
 738                         case DT_CHARPTR:
 739                                 {
 740                                         ValueContainerChar* vcc = (ValueContainerChar*)Values[Index].val;
 741                                         vcc->Set(vi.GetString(), strlen(vi.GetString()));
 742                                 }
 743                         break;
 744                         case DT_INTEGER:
 745                                 {
 746                                         int val = vi.GetInteger();
 747                                         ValueContainerInt* vci = (ValueContainerInt*)Values[Index].val;
 748                                         vci->Set(&val, sizeof(int));
 749                                 }
 750                         break;
 751                         case DT_BOOLEAN:
 752                                 {
 753                                         bool val = vi.GetBool();
 754                                         ValueContainerBool* vcb = (ValueContainerBool*)Values[Index].val;
 755                                         vcb->Set(&val, sizeof(bool));
 756                                 }
 757                         break;
 758                         default:
 759                                 /* You don't want to know what happens if someones bad code sends us here. */
 760                         break;
 761                 }
 762
 763                 /* We're done with this now */
 764                 delete Values[Index].val;
 765         }
 766
 767         /* Read the multiple-tag items (class tags, connect tags, etc)
 768          * and call the callbacks associated with them. We have three
 769          * callbacks for these, a 'start', 'item' and 'end' callback.
 770          */
 771         for (int Index = 0; MultiValues[Index].tag; Index++)
 772         {
 773                 MultiValues[Index].init_function(this, MultiValues[Index].tag);
 774
 775                 int number_of_tags = ConfValueEnum(this->config_data, MultiValues[Index].tag);
 776
 777                 for (int tagnum = 0; tagnum < number_of_tags; tagnum++)
 778                 {
 779                         ValueList vl;
 780                         for (int valuenum = 0; MultiValues[Index].items[valuenum]; valuenum++)
 781                         {
 782                                 switch (MultiValues[Index].datatype[valuenum])
 783                                 {
 784                                         case DT_CHARPTR:
 785                                                 {
 786                                                         char item[MAXBUF];
 787                                                         ConfValue(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum, item, MAXBUF);
 788                                                         vl.push_back(ValueItem(item));
 789                                                 }
 790                                         break;
 791                                         case DT_INTEGER:
 792                                                 {
 793                                                         int item;
 794                                                         ConfValueInteger(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum, item);
 795                                                         vl.push_back(ValueItem(item));
 796                                                 }
 797                                         break;
 798                                         case DT_BOOLEAN:
 799                                                 {
 800                                                         bool item = ConfValueBool(this->config_data, MultiValues[Index].tag, MultiValues[Index].items[valuenum], tagnum);
 801                                                         vl.push_back(ValueItem(item));
 802                                                 }
 803                                         break;
 804                                         default:
 805                                                 /* Someone was smoking craq if we got here, and we're all gonna die. */
 806                                         break;
 807                                 }
 808                         }
 809
 810                         MultiValues[Index].validation_function(this, MultiValues[Index].tag, (char**)MultiValues[Index].items, vl, MultiValues[Index].datatype);
 811                 }
 812
 813                 MultiValues[Index].finish_function(this, MultiValues[Index].tag);
 814         }
 815
 816         // write once here, to try it out and make sure its ok
 817         ServerInstance->WritePID(this->PID);
 818
 819         ServerInstance->Log(DEFAULT,"Done reading configuration file.");
 820
 821         /* If we're rehashing, let's load any new modules, and unload old ones
 822          */
 823         if (!bail)
 824         {
 825                 int found_ports = 0;
 826                 FailedPortList pl;
 827                 ServerInstance->stats->BoundPortCount = ServerInstance->BindPorts(false, found_ports, pl);
 828
 829                 if (pl.size())
 830                 {
 831                         user->WriteServ("NOTICE %s :*** Not all your client ports could be bound.", user->nick);
 832                         user->WriteServ("NOTICE %s :*** The following port%s failed to bind:", user->nick, found_ports - ServerInstance->stats->BoundPortCount != 1 ? "s" : "");
 833                         int j = 1;
 834                         for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++)
 835                         {
 836                                 user->WriteServ("NOTICE %s :*** %d.   IP: %s     Port: %lu", user->nick, j, i->first.empty() ? "<all>" : i->first.c_str(), (unsigned long)i->second);
 837                         }
 838                 }
 839
 840                 if (!removed_modules.empty())
 841                 {
 842                         for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
 843                         {
 844                                 if (ServerInstance->UnloadModule(removing->c_str()))
 845                                 {
 846                                         ServerInstance->WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
 847
 848                                         if (user)
 849                                                 user->WriteServ("973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
 850
 851                                         rem++;
 852                                 }
 853                                 else
 854                                 {
 855                                         if (user)
 856                                                 user->WriteServ("972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
 857                                 }
 858                         }
 859                 }
 860
 861                 if (!added_modules.empty())
 862                 {
 863                         for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
 864                         {
 865                                 if (ServerInstance->LoadModule(adding->c_str()))
 866                                 {
 867                                         ServerInstance->WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
 868
 869                                         if (user)
 870                                                 user->WriteServ("975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
 871
 872                                         add++;
 873                                 }
 874                                 else
 875                                 {
 876                                         if (user)
 877                                                 user->WriteServ("974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
 878                                 }
 879                         }
 880                 }
 881
 882                 ServerInstance->Log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),(unsigned long)add,(unsigned long)added_modules.size());
 883         }
 884 }
 885
 886 bool ServerConfig::LoadConf(ConfigDataHash &target, const char* filename, std::ostringstream &errorstream)
 887 {
 888         std::ifstream conf(filename);
 889         std::string line;
 890         char ch;
 891         long linenumber;
 892         bool in_tag;
 893         bool in_quote;
 894         bool in_comment;
 895
 896         linenumber = 1;
 897         in_tag = false;
 898         in_quote = false;
 899         in_comment = false;
 900
 901         /* Check if the file open failed first */
 902         if (!conf)
 903         {
 904                 errorstream << "LoadConf: Couldn't open config file: " << filename << std::endl;
 905                 return false;
 906         }
 907
 908         /* Fix the chmod of the file to restrict it to the current user and group */
 909         chmod(filename,0600);
 910
 911         for (unsigned int t = 0; t < include_stack.size(); t++)
 912         {
 913                 if (std::string(filename) == include_stack[t])
 914                 {
 915                         errorstream << "File " << filename << " is included recursively (looped inclusion)." << std::endl;
 916                         return false;
 917                 }
 918         }
 919
 920         /* It's not already included, add it to the list of files we've loaded */
 921         include_stack.push_back(filename);
 922
 923         /* Start reading characters... */
 924         while(conf.get(ch))
 925         {
 926                 /*
 927                  * Here we try and get individual tags on separate lines,
 928                  * this would be so easy if we just made people format
 929                  * their config files like that, but they don't so...
 930                  * We check for a '<' and then know the line is over when
 931                  * we get a '>' not inside quotes. If we find two '<' and
 932                  * no '>' then die with an error.
 933                  */
 934
 935                 if((ch == '#') && !in_quote)
 936                         in_comment = true;
 937
 938                 if(((ch == '\n') || (ch == '\r')) && in_quote)
 939                 {
 940                         errorstream << "Got a newline within a quoted section, this is probably a typo: " << filename << ":" << linenumber << std::endl;
 941                         return false;
 942                 }
 943
 944                 switch(ch)
 945                 {
 946                         case '\n':
 947                                 linenumber++;
 948                         case '\r':
 949                                 in_comment = false;
 950                         case '\0':
 951                                 continue;
 952                         case '\t':
 953                                 ch = ' ';
 954                 }
 955
 956                 if(in_comment)
 957                         continue;
 958
 959                 /* XXX: Added by Brain, May 1st 2006 - Escaping of characters.
 960                  * Note that this WILL NOT usually allow insertion of newlines,
 961                  * because a newline is two characters long. Use it primarily to
 962                  * insert the " symbol.
 963                  *
 964                  * Note that this also involves a further check when parsing the line,
 965                  * which can be found below.
 966                  */
 967                 if ((ch == '\\') && (in_quote) && (in_tag))
 968                 {
 969                         line += ch;
 970                         ServerInstance->Log(DEBUG,"Escape sequence in config line.");
 971                         char real_character;
 972                         if (conf.get(real_character))
 973                         {
 974                                 ServerInstance->Log(DEBUG,"Escaping %c", real_character);
 975                                 if (real_character == 'n')
 976                                         real_character = '\n';
 977                                 line += real_character;
 978                                 continue;
 979                         }
 980                         else
 981                         {
 982                                 errorstream << "End of file after a \\, what did you want to escape?: " << filename << ":" << linenumber << std::endl;
 983                                 return false;
 984                         }
 985                 }
 986
 987                 line += ch;
 988
 989                 if(ch == '<')
 990                 {
 991                         if(in_tag)
 992                         {
 993                                 if(!in_quote)
 994                                 {
 995                                         errorstream << "Got another opening < when the first one wasn't closed: " << filename << ":" << linenumber << std::endl;
 996                                         return false;
 997                                 }
 998                         }
 999                         else
1000                         {
1001                                 if(in_quote)
1002                                 {
1003                                         errorstream << "We're in a quote but outside a tag, interesting. " << filename << ":" << linenumber << std::endl;
1004                                         return false;
1005                                 }
1006                                 else
1007                                 {
1008                                         // errorstream << "Opening new config tag on line " << linenumber << std::endl;
1009                                         in_tag = true;
1010                                 }
1011                         }
1012                 }
1013                 else if(ch == '"')
1014                 {
1015                         if(in_tag)
1016                         {
1017                                 if(in_quote)
1018                                 {
1019                                         // errorstream << "Closing quote in config tag on line " << linenumber << std::endl;
1020                                         in_quote = false;
1021                                 }
1022                                 else
1023                                 {
1024                                         // errorstream << "Opening quote in config tag on line " << linenumber << std::endl;
1025                                         in_quote = true;
1026                                 }
1027                         }
1028                         else
1029                         {
1030                                 if(in_quote)
1031                                 {
1032                                         errorstream << "Found a (closing) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1033                                 }
1034                                 else
1035                                 {
1036                                         errorstream << "Found a (opening) \" outside a tag: " << filename << ":" << linenumber << std::endl;
1037                                 }
1038                         }
1039                 }
1040                 else if(ch == '>')
1041                 {
1042                         if(!in_quote)
1043                         {
1044                                 if(in_tag)
1045                                 {
1046                                         // errorstream << "Closing config tag on line " << linenumber << std::endl;
1047                                         in_tag = false;
1048
1049                                         /*
1050                                          * If this finds an <include> then ParseLine can simply call
1051                                          * LoadConf() and load the included config into the same ConfigDataHash
1052                                          */
1053
1054                                         if(!this->ParseLine(target, line, linenumber, errorstream))
1055                                                 return false;
1056
1057                                         line.clear();
1058                                 }
1059                                 else
1060                                 {
1061                                         errorstream << "Got a closing > when we weren't inside a tag: " << filename << ":" << linenumber << std::endl;
1062                                         return false;
1063                                 }
1064                         }
1065                 }
1066         }
1067
1068         return true;
1069 }
1070
1071 bool ServerConfig::LoadConf(ConfigDataHash &target, const std::string &filename, std::ostringstream &errorstream)
1072 {
1073         return this->LoadConf(target, filename.c_str(), errorstream);
1074 }
1075
1076 bool ServerConfig::ParseLine(ConfigDataHash &target, std::string &line, long linenumber, std::ostringstream &errorstream)
1077 {
1078         std::string tagname;
1079         std::string current_key;
1080         std::string current_value;
1081         KeyValList results;
1082         bool got_name;
1083         bool got_key;
1084         bool in_quote;
1085
1086         got_name = got_key = in_quote = false;
1087
1088         // std::cout << "ParseLine(data, '" << line << "', " << linenumber << ", stream)" << std::endl;
1089
1090         for(std::string::iterator c = line.begin(); c != line.end(); c++)
1091         {
1092                 if(!got_name)
1093                 {
1094                         /* We don't know the tag name yet. */
1095
1096                         if(*c != ' ')
1097                         {
1098                                 if(*c != '<')
1099                                 {
1100                                         tagname += *c;
1101                                 }
1102                         }
1103                         else
1104                         {
1105                                 /* We got to a space, we should have the tagname now. */
1106                                 if(tagname.length())
1107                                 {
1108                                         got_name = true;
1109                                 }
1110                         }
1111                 }
1112                 else
1113                 {
1114                         /* We have the tag name */
1115                         if (!got_key)
1116                         {
1117                                 /* We're still reading the key name */
1118                                 if (*c != '=')
1119                                 {
1120                                         if (*c != ' ')
1121                                         {
1122                                                 current_key += *c;
1123                                         }
1124                                 }
1125                                 else
1126                                 {
1127                                         /* We got an '=', end of the key name. */
1128                                         got_key = true;
1129                                 }
1130                         }
1131                         else
1132                         {
1133                                 /* We have the key name, now we're looking for quotes and the value */
1134
1135                                 /* Correctly handle escaped characters here.
1136                                  * See the XXX'ed section above.
1137                                  */
1138                                 if ((*c == '\\') && (in_quote))
1139                                 {
1140                                         c++;
1141                                         if (*c == 'n')
1142                                                 current_value += '\n';
1143                                         else
1144                                                 current_value += *c;
1145                                         continue;
1146                                 }
1147                                 if (*c == '"')
1148                                 {
1149                                         if (!in_quote)
1150                                         {
1151                                                 /* We're not already in a quote. */
1152                                                 in_quote = true;
1153                                         }
1154                                         else
1155                                         {
1156                                                 /* Leaving quotes, we have the value */
1157                                                 results.push_back(KeyVal(current_key, current_value));
1158
1159                                                 // std::cout << "<" << tagname << ":" << current_key << "> " << current_value << std::endl;
1160
1161                                                 in_quote = false;
1162                                                 got_key = false;
1163
1164                                                 if((tagname == "include") && (current_key == "file"))
1165                                                 {
1166                                                         if(!this->DoInclude(target, current_value, errorstream))
1167                                                                 return false;
1168                                                 }
1169
1170                                                 current_key.clear();
1171                                                 current_value.clear();
1172                                         }
1173                                 }
1174                                 else
1175                                 {
1176                                         if(in_quote)
1177                                         {
1178                                                 current_value += *c;
1179                                         }
1180                                 }
1181                         }
1182                 }
1183         }
1184
1185         /* Finished parsing the tag, add it to the config hash */
1186         target.insert(std::pair<std::string, KeyValList > (tagname, results));
1187
1188         return true;
1189 }
1190
1191 bool ServerConfig::DoInclude(ConfigDataHash &target, const std::string &file, std::ostringstream &errorstream)
1192 {
1193         std::string confpath;
1194         std::string newfile;
1195         std::string::size_type pos;
1196
1197         confpath = CONFIG_FILE;
1198         newfile = file;
1199
1200         for (std::string::iterator c = newfile.begin(); c != newfile.end(); c++)
1201         {
1202                 if (*c == '\\')
1203                 {
1204                         *c = '/';
1205                 }
1206         }
1207
1208         if (file[0] != '/')
1209         {
1210                 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1211                 {
1212                         /* Leaves us with just the path */
1213                         newfile = confpath.substr(0, pos) + std::string("/") + newfile;
1214                 }
1215                 else
1216                 {
1217                         errorstream << "Couldn't get config path from: " << confpath << std::endl;
1218                         return false;
1219                 }
1220         }
1221
1222         return LoadConf(target, newfile, errorstream);
1223 }
1224
1225 bool ServerConfig::ConfValue(ConfigDataHash &target, const char* tag, const char* var, int index, char* result, int length)
1226 {
1227         std::string value;
1228         bool r = ConfValue(target, std::string(tag), std::string(var), index, value);
1229         strlcpy(result, value.c_str(), length);
1230         return r;
1231 }
1232
1233 bool ServerConfig::ConfValue(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, std::string &result)
1234 {
1235         ConfigDataHash::size_type pos = index;
1236         if((pos >= 0) && (pos < target.count(tag)))
1237         {
1238                 ConfigDataHash::const_iterator iter = target.find(tag);
1239
1240                 for(int i = 0; i < index; i++)
1241                         iter++;
1242
1243                 for(KeyValList::const_iterator j = iter->second.begin(); j != iter->second.end(); j++)
1244                 {
1245                         if(j->first == var)
1246                         {
1247                                 result = j->second;
1248                                 return true;
1249                         }
1250                 }
1251         }
1252         else if(pos == 0)
1253         {
1254                 ServerInstance->Log(DEBUG, "No <%s> tags in config file.", tag.c_str());
1255         }
1256         else
1257         {
1258                 ServerInstance->Log(DEBUG, "ConfValue got an out-of-range index %d, there are only %d occurences of %s", pos, target.count(tag), tag.c_str());
1259         }
1260
1261         return false;
1262 }
1263
1264 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const char* tag, const char* var, int index, int &result)
1265 {
1266         return ConfValueInteger(target, std::string(tag), std::string(var), index, result);
1267 }
1268
1269 bool ServerConfig::ConfValueInteger(ConfigDataHash &target, const std::string &tag, const std::string &var, int index, int &result)
1270 {
1271         std::string value;
1272         std::istringstream stream;
1273         bool r = ConfValue(target, tag, var, index, value);
1274         stream.str(value);
1275         if(!(stream >> result))
1276                 return false;
1277         return r;
1278 }
1279
1280 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const char* tag, const char* var, int index)
1281 {
1282         return ConfValueBool(target, std::string(tag), std::string(var), index);
1283 }
1284
1285 bool ServerConfig::ConfValueBool(ConfigDataHash &target, const std::string &tag, const std::string &var, int index)
1286 {
1287         std::string result;
1288         if(!ConfValue(target, tag, var, index, result))
1289                 return false;
1290
1291         return ((result == "yes") || (result == "true") || (result == "1"));
1292 }
1293
1294 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const char* tag)
1295 {
1296         return target.count(tag);
1297 }
1298
1299 int ServerConfig::ConfValueEnum(ConfigDataHash &target, const std::string &tag)
1300 {
1301         return target.count(tag);
1302 }
1303
1304 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const char* tag, int index)
1305 {
1306         return ConfVarEnum(target, std::string(tag), index);
1307 }
1308
1309 int ServerConfig::ConfVarEnum(ConfigDataHash &target, const std::string &tag, int index)
1310 {
1311         ConfigDataHash::size_type pos = index;
1312
1313         if((pos >= 0) && (pos < target.count(tag)))
1314         {
1315                 ConfigDataHash::const_iterator iter = target.find(tag);
1316
1317                 for(int i = 0; i < index; i++)
1318                         iter++;
1319
1320                 return iter->second.size();
1321         }
1322         else if(pos == 0)
1323         {
1324                 ServerInstance->Log(DEBUG, "No <%s> tags in config file.", tag.c_str());
1325         }
1326         else
1327         {
1328                 ServerInstance->Log(DEBUG, "ConfVarEnum got an out-of-range index %d, there are only %d occurences of %s", pos, target.count(tag), tag.c_str());
1329         }
1330
1331         return 0;
1332 }
1333
1334 /** Read the contents of a file located by `fname' into a file_cache pointed at by `F'.
1335  */
1336 bool ServerConfig::ReadFile(file_cache &F, const char* fname)
1337 {
1338         FILE* file = NULL;
1339         char linebuf[MAXBUF];
1340
1341         F.clear();
1342
1343         if (*fname != '/')
1344         {
1345                 std::string::size_type pos;
1346                 std::string confpath = CONFIG_FILE;
1347                 if((pos = confpath.find("/inspircd.conf")) != std::string::npos)
1348                 {
1349                         /* Leaves us with just the path */
1350                         std::string newfile = confpath.substr(0, pos) + std::string("/") + fname;
1351                         file =  fopen(newfile.c_str(), "r");
1352
1353                 }
1354         }
1355         else
1356                 file =  fopen(fname, "r");
1357
1358         if (file)
1359         {
1360                 while (!feof(file))
1361                 {
1362                         if (fgets(linebuf, sizeof(linebuf), file))
1363                                 linebuf[strlen(linebuf)-1] = 0;
1364                         else
1365                                 *linebuf = 0;
1366
1367                         if (!feof(file))
1368                         {
1369                                 F.push_back(*linebuf ? linebuf : " ");
1370                         }
1371                 }
1372
1373                 fclose(file);
1374         }
1375         else
1376                 return false;
1377
1378         return true;
1379 }
1380
1381 bool ServerConfig::FileExists(const char* file)
1382 {
1383         FILE *input;
1384         if ((input = fopen (file, "r")) == NULL)
1385         {
1386                 return false;
1387         }
1388         else
1389         {
1390                 fclose(input);
1391                 return true;
1392         }
1393 }
1394
1395 char* ServerConfig::CleanFilename(char* name)
1396 {
1397         char* p = name + strlen(name);
1398         while ((p != name) && (*p != '/')) p--;
1399         return (p != name ? ++p : p);
1400 }
1401
1402
1403 bool ServerConfig::DirValid(const char* dirandfile)
1404 {
1405         char work[MAXBUF];
1406         char buffer[MAXBUF];
1407         char otherdir[MAXBUF];
1408         int p;
1409
1410         strlcpy(work, dirandfile, MAXBUF);
1411         p = strlen(work);
1412
1413         // we just want the dir
1414         while (*work)
1415         {
1416                 if (work[p] == '/')
1417                 {
1418                         work[p] = '\0';
1419                         break;
1420                 }
1421
1422                 work[p--] = '\0';
1423         }
1424
1425         // Get the current working directory
1426         if (getcwd(buffer, MAXBUF ) == NULL )
1427                 return false;
1428
1429         if (chdir(work) == -1)
1430                 return false;
1431
1432         if (getcwd(otherdir, MAXBUF ) == NULL )
1433                 return false;
1434
1435         if (chdir(buffer) == -1)
1436                 return false;
1437
1438         size_t t = strlen(work);
1439
1440         if (strlen(otherdir) >= t)
1441         {
1442                 otherdir[t] = '\0';
1443
1444                 if (!strcmp(otherdir,work))
1445                 {
1446                         return true;
1447                 }
1448
1449                 return false;
1450         }
1451         else
1452         {
1453                 return false;
1454         }
1455 }
1456
1457 std::string ServerConfig::GetFullProgDir(char** argv, int argc)
1458 {
1459         char work[MAXBUF];
1460         char buffer[MAXBUF];
1461         char otherdir[MAXBUF];
1462         int p;
1463
1464         strlcpy(work,argv[0],MAXBUF);
1465         p = strlen(work);
1466
1467         // we just want the dir
1468         while (*work)
1469         {
1470                 if (work[p] == '/')
1471                 {
1472                         work[p] = '\0';
1473                         break;
1474                 }
1475
1476                 work[p--] = '\0';
1477         }
1478
1479         // Get the current working directory
1480         if (getcwd(buffer, MAXBUF) == NULL)
1481                 return "";
1482
1483         if (chdir(work) == -1)
1484                 return "";
1485
1486         if (getcwd(otherdir, MAXBUF) == NULL)
1487                 return "";
1488
1489         if (chdir(buffer) == -1)
1490                 return "";
1491
1492         return otherdir;
1493 }
1494
1495 InspIRCd* ServerConfig::GetInstance()
1496 {
1497         return ServerInstance;
1498 }
1499
1500
1501 ValueItem::ValueItem(int value)
1502 {
1503         std::stringstream n;
1504         n << value;
1505         v = n.str();
1506 }
1507
1508 ValueItem::ValueItem(bool value)
1509 {
1510         std::stringstream n;
1511         n << value;
1512         v = n.str();
1513 }
1514
1515 ValueItem::ValueItem(char* value)
1516 {
1517         v = value;
1518 }
1519
1520 void ValueItem::Set(char* value)
1521 {
1522         v = value;
1523 }
1524
1525 void ValueItem::Set(const char* value)
1526 {
1527         v = value;
1528 }
1529
1530 void ValueItem::Set(int value)
1531 {
1532         std::stringstream n;
1533         n << value;
1534         v = n.str();
1535 }
1536
1537 int ValueItem::GetInteger()
1538 {
1539         return atoi(v.c_str());
1540 }
1541
1542 char* ValueItem::GetString()
1543 {
1544         return (char*)v.c_str();
1545 }
1546
1547 bool ValueItem::GetBool()
1548 {
1549         return (GetInteger() || v == "yes" || v == "true");
1550 }
1551