X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fhelperfuncs.cpp;h=a90dd01050063f5d83605c5cf326f65bfd29e968;hb=b57c7f4e466f72fdd2ac3deca42caa1ea7748338;hp=51246199a6a8768a2f7d88c0e354ded104f2e2cd;hpb=cfb2c2fff47d99f43434de7db339c2f2237c6bad;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/helperfuncs.cpp b/src/helperfuncs.cpp index 51246199a..a90dd0105 100644 --- a/src/helperfuncs.cpp +++ b/src/helperfuncs.cpp @@ -2,46 +2,20 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits * - * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see - * the file COPYING for details. + * the file COPYING for details. * * --------------------------------------------------- */ +#include "inspircd.h" #include -#include "inspircd_config.h" -#include "configreader.h" -#include -#include -#include -#include -#include -#include -#include -#ifdef HAS_EXECINFO -#include -#endif -#include "connection.h" -#include "users.h" -#include "ctables.h" -#include "globals.h" -#include "modules.h" -#include "dynamic.h" #include "wildcard.h" -#include "mode.h" #include "xline.h" -#include "commands.h" -#include "inspstring.h" -#include "helperfuncs.h" -#include "hashcomp.h" -#include "typedefs.h" -#include "inspircd.h" +#include "exitcodes.h" static char TIMESTR[26]; static time_t LAST = 0; @@ -52,11 +26,19 @@ static time_t LAST = 0; */ void InspIRCd::Log(int level, const char* text, ...) { + /* sanity check, just in case */ + if (!this->Config || !this->Logger) + return; + + /* Do this check again here so that we save pointless vsnprintf calls */ + if ((level < Config->LogLevel) && !Config->forcedebug) + return; + va_list argsPtr; - char textbuffer[MAXBUF]; + char textbuffer[65536]; va_start(argsPtr, text); - vsnprintf(textbuffer, MAXBUF, text, argsPtr); + vsnprintf(textbuffer, 65536, text, argsPtr); va_end(argsPtr); this->Log(level, std::string(textbuffer)); @@ -64,7 +46,8 @@ void InspIRCd::Log(int level, const char* text, ...) void InspIRCd::Log(int level, const std::string &text) { - if (!this->Config) + /* sanity check, just in case */ + if (!this->Config || !this->Logger) return; /* If we were given -debug we output all messages, regardless of configured loglevel */ @@ -83,8 +66,8 @@ void InspIRCd::Log(int level, const std::string &text) if (Config->log_file && Config->writelog) { - fprintf(Config->log_file,"%s %s\n",TIMESTR,text.c_str()); - fflush(Config->log_file); + std::string out = std::string(TIMESTR) + " " + text.c_str() + "\n"; + this->Logger->WriteLogLine(out); } if (Config->nofork) @@ -95,11 +78,11 @@ void InspIRCd::Log(int level, const std::string &text) std::string InspIRCd::GetServerDescription(const char* servername) { - std::string description = ""; + std::string description; FOREACH_MOD_I(this,I_OnGetServerDescription,OnGetServerDescription(servername,description)); - if (description != "") + if (!description.empty()) { return description; } @@ -131,10 +114,10 @@ void InspIRCd::WriteOpers(const char* text, ...) void InspIRCd::WriteOpers(const std::string &text) { - for (std::vector::iterator i = this->all_opers.begin(); i != this->all_opers.end(); i++) + for (std::list::iterator i = this->all_opers.begin(); i != this->all_opers.end(); i++) { - userrec* a = *i; - if (IS_LOCAL(a) && a->modes[UM_SERVERNOTICE]) + User* a = *i; + if (IS_LOCAL(a) && a->IsModeSet('s')) { // send server notices to all with +s a->WriteServ("NOTICE %s :%s",a->nick,text.c_str()); @@ -156,9 +139,9 @@ void InspIRCd::ServerNoticeAll(char* text, ...) snprintf(formatbuffer,MAXBUF,"NOTICE $%s :%s",Config->ServerName,textbuffer); - for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) + for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) { - userrec* t = *i; + User* t = *i; t->WriteServ(std::string(formatbuffer)); } } @@ -177,9 +160,9 @@ void InspIRCd::ServerPrivmsgAll(char* text, ...) snprintf(formatbuffer,MAXBUF,"PRIVMSG $%s :%s",Config->ServerName,textbuffer); - for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) + for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) { - userrec* t = *i; + User* t = *i; t->WriteServ(std::string(formatbuffer)); } } @@ -190,7 +173,7 @@ void InspIRCd::WriteMode(const char* modes, int flags, const char* text, ...) int modelen; va_list argsPtr; - if ((!text) || (!modes) || (!flags)) + if (!text || !modes || !flags) { this->Log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter"); return; @@ -201,200 +184,214 @@ void InspIRCd::WriteMode(const char* modes, int flags, const char* text, ...) va_end(argsPtr); modelen = strlen(modes); - for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) + if (flags == WM_AND) { - userrec* t = (userrec*)(*i); - bool send_to_user = false; - - if (flags == WM_AND) + for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) { - send_to_user = true; + User* t = *i; + bool send_to_user = true; for (int n = 0; n < modelen; n++) { - if (!t->modes[modes[n]-65]) + if (!t->IsModeSet(modes[n])) { send_to_user = false; break; } } + if (send_to_user) + { + t->WriteServ("NOTICE %s :%s", t->nick, textbuffer); + } } - else if (flags == WM_OR) + } + else if (flags == WM_OR) + { + for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) { - send_to_user = false; + User* t = *i; + bool send_to_user = false; for (int n = 0; n < modelen; n++) { - if (t->modes[modes[n]-65]) + if (t->IsModeSet(modes[n])) { send_to_user = true; break; } } - } - if (send_to_user) - { - t->WriteServ("NOTICE %s :%s",t->nick,textbuffer); + if (send_to_user) + { + t->WriteServ("NOTICE %s :%s", t->nick, textbuffer); + } } } } /* Find a user record by nickname and return a pointer to it */ - -userrec* InspIRCd::FindNick(const std::string &nick) +User* InspIRCd::FindNick(const std::string &nick) { - user_hash::iterator iter = clientlist.find(nick); + if (!nick.empty() && isdigit(*nick.begin())) + return FindUUID(nick); - if (iter == clientlist.end()) + user_hash::iterator iter = clientlist->find(nick); + + if (iter == clientlist->end()) /* Couldn't find it */ return NULL; return iter->second; } -userrec* InspIRCd::FindNick(const char* nick) +User* InspIRCd::FindNick(const char* nick) { - user_hash::iterator iter; + if (isdigit(*nick)) + return FindUUID(nick); - if (!nick) + user_hash::iterator iter = clientlist->find(nick); + + if (iter == clientlist->end()) return NULL; - iter = clientlist.find(nick); - - if (iter == clientlist.end()) + return iter->second; +} + +User* InspIRCd::FindNickOnly(const std::string &nick) +{ + user_hash::iterator iter = clientlist->find(nick); + + if (iter == clientlist->end()) return NULL; return iter->second; } -/* find a channel record by channel name and return a pointer to it */ +User* InspIRCd::FindNickOnly(const char* nick) +{ + user_hash::iterator iter = clientlist->find(nick); -chanrec* InspIRCd::FindChan(const char* chan) + if (iter == clientlist->end()) + return NULL; + + return iter->second; +} + +User *InspIRCd::FindUUID(const std::string &uid) +{ + return FindUUID(uid.c_str()); +} + +User *InspIRCd::FindUUID(const char *uid) { - chan_hash::iterator iter; + user_hash::iterator finduuid = uuidlist->find(uid); - if (!chan) + if (finduuid == uuidlist->end()) return NULL; - iter = chanlist.find(chan); + return finduuid->second; +} - if (iter == chanlist.end()) +/* find a channel record by channel name and return a pointer to it */ +Channel* InspIRCd::FindChan(const char* chan) +{ + chan_hash::iterator iter = chanlist->find(chan); + + if (iter == chanlist->end()) /* Couldn't find it */ return NULL; return iter->second; } -chanrec* InspIRCd::FindChan(const std::string &chan) +Channel* InspIRCd::FindChan(const std::string &chan) { - chan_hash::iterator iter = chanlist.find(chan); + chan_hash::iterator iter = chanlist->find(chan); - if (iter == chanlist.end()) + if (iter == chanlist->end()) /* Couldn't find it */ return NULL; return iter->second; } - -/* - * sends out an error notice to all connected clients (not to be used - * lightly!) - */ -void InspIRCd::SendError(const char *s) +/* Send an error notice to all users, registered or not */ +void InspIRCd::SendError(const std::string &s) { - for (std::vector::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++) + for (std::vector::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++) { - userrec* t = (userrec*)(*i); - if (t->registered == REG_ALL) + if ((*i)->registered == REG_ALL) { - t->WriteServ("NOTICE %s :%s",t->nick,s); + (*i)->WriteServ("NOTICE %s :%s",(*i)->nick,s.c_str()); } else { - // fix - unregistered connections receive ERROR, not NOTICE - t->Write("ERROR :%s",s); + /* Unregistered connections receive ERROR, not a NOTICE */ + (*i)->Write("ERROR :" + s); } + /* This might generate a whole load of EAGAIN, but we dont really + * care about this, as if we call SendError something catastrophic + * has occured anyway, and we wont receive the events for these. + */ + (*i)->FlushWriteBuf(); } } -// this function counts all users connected, wether they are registered or NOT. +/* this function counts all users connected, wether they are registered or NOT. */ int InspIRCd::UserCount() { - return clientlist.size(); + return clientlist->size(); } -// this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state +/* this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state */ int InspIRCd::RegisteredUserCount() { - int c = 0; + return clientlist->size() - this->UnregisteredUserCount(); +} - for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++) - { - c += (i->second->registered == REG_ALL); - } +/* return how many users have a given mode e.g. 'a' */ +int InspIRCd::ModeCount(const char mode) +{ + ModeHandler* mh = this->Modes->FindMode(mode, MODETYPE_USER); - return c; + if (mh) + return mh->GetCount(); + else + return 0; } +/* wrapper for readability */ int InspIRCd::InvisibleUserCount() { - int c = 0; - - for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++) - { - c += ((i->second->registered == REG_ALL) && (i->second->modes[UM_INVISIBLE])); - } - - return c; + return ModeCount('i'); } +/* return how many users are opered */ int InspIRCd::OperCount() { - int c = 0; - - for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++) - { - if (*(i->second->oper)) - c++; - } - return c; + return this->all_opers.size(); } +/* return how many users are unregistered */ int InspIRCd::UnregisteredUserCount() { - int c = 0; - - for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) - { - userrec* t = (userrec*)(*i); - if (t->registered != REG_ALL) - c++; - } - - return c; + return this->unregistered_count; } +/* return channel count */ long InspIRCd::ChannelCount() { - return chanlist.size(); + return chanlist->size(); } +/* return how many local registered users there are */ long InspIRCd::LocalUserCount() { - int c = 0; - - for (std::vector::const_iterator i = local_users.begin(); i != local_users.end(); i++) - { - userrec* t = (userrec*)(*i); - if (t->registered == REG_ALL) - c++; - } - - return c; + /* Doesnt count unregistered clients */ + return (local_users.size() - this->UnregisteredUserCount()); } +/* true for valid channel name, false else */ bool InspIRCd::IsChannel(const char *chname) { char *c; @@ -428,34 +425,86 @@ bool InspIRCd::IsChannel(const char *chname) return true; } -void InspIRCd::OpenLog(char** argv, int argc) +/* true for valid nickname, false else */ +bool IsNickHandler::Call(const char* n) { - if (!*this->LogFileName) + if (!n || !*n) + return false; + + int p = 0; + for (char* i = (char*)n; *i; i++, p++) { - if (Config->logpath == "") + if ((*i >= 'A') && (*i <= '}')) + { + /* "A"-"}" can occur anywhere in a nickname */ + continue; + } + + if ((((*i >= '0') && (*i <= '9')) || (*i == '-')) && (i > n)) { - Config->logpath = ServerConfig::GetFullProgDir(argv,argc) + "/ircd.log"; + /* "0"-"9", "-" can occur anywhere BUT the first char of a nickname */ + continue; } + + /* invalid character! abort */ + return false; } - else + + /* too long? or not -- pointer arithmetic rocks */ + return (p < NICKMAX - 1); +} + +/* return true for good ident, false else */ +bool IsIdentHandler::Call(const char* n) +{ + if (!n || !*n) + return false; + + for (char* i = (char*)n; *i; i++) { - Config->log_file = fopen(this->LogFileName,"a+"); + if ((*i >= 'A') && (*i <= '}')) + { + continue; + } - if (!Config->log_file) + if (((*i >= '0') && (*i <= '9')) || (*i == '-') || (*i == '.')) { - printf("ERROR: Could not write to logfile %s, bailing!\n\n",Config->logpath.c_str()); - Exit(ERROR); + continue; } - return; + + return false; } - Config->log_file = fopen(Config->logpath.c_str(),"a+"); + return true; +} + +/* open the proper logfile */ +bool InspIRCd::OpenLog(char** argv, int argc) +{ + Config->MyDir = Config->GetFullProgDir(); + + if (!*this->LogFileName) + { + if (Config->logpath.empty()) + { + Config->logpath = Config->MyDir + "/ircd.log"; + } + + Config->log_file = fopen(Config->logpath.c_str(),"a+"); + } + else + { + Config->log_file = fopen(this->LogFileName,"a+"); + } if (!Config->log_file) { - printf("ERROR: Could not write to logfile %s, bailing!\n\n",Config->logpath.c_str()); - Exit(ERROR); + this->Logger = NULL; + return false; } + + this->Logger = new FileLogger(this, Config->log_file); + return true; } void InspIRCd::CheckRoot() @@ -464,7 +513,7 @@ void InspIRCd::CheckRoot() { printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n"); this->Log(DEFAULT,"Cant start as root"); - Exit(ERROR); + Exit(EXIT_STATUS_ROOT); } } @@ -474,30 +523,28 @@ void InspIRCd::CheckDie() { printf("WARNING: %s\n\n",Config->DieValue); this->Log(DEFAULT,"Died because of tag: %s",Config->DieValue); - Exit(ERROR); + Exit(EXIT_STATUS_DIETAG); } } -/* We must load the modules AFTER initializing the socket engine, now */ -void InspIRCd::LoadAllModules() +void InspIRCd::SendWhoisLine(User* user, User* dest, int numeric, const std::string &text) { - char configToken[MAXBUF]; - Config->module_names.clear(); - this->ModCount = -1; + std::string copy_text = text; - for (int count = 0; count < Config->ConfValueEnum(Config->config_data, "module"); count++) - { - Config->ConfValue(Config->config_data, "module","name",count,configToken,MAXBUF); - printf("[\033[1;32m*\033[0m] Loading module:\t\033[1;32m%s\033[0m\n",configToken); - - if (!this->LoadModule(configToken)) - { - this->Log(DEFAULT,"There was an error loading a module: %s", this->ModuleError()); - printf("\nThere was an error loading a module: %s\n\n",this->ModuleError()); - Exit(ERROR); - } - } - printf("\nA total of \033[1;32m%d\033[0m module%s been loaded.\n", this->ModCount+1, this->ModCount+1 == 1 ? " has" : "s have"); - this->Log(DEFAULT,"Total loaded modules: %d", this->ModCount+1); + int MOD_RESULT = 0; + FOREACH_RESULT_I(this, I_OnWhoisLine, OnWhoisLine(user, dest, numeric, copy_text)); + + if (!MOD_RESULT) + user->WriteServ("%d %s", numeric, copy_text.c_str()); } +void InspIRCd::SendWhoisLine(User* user, User* dest, int numeric, const char* format, ...) +{ + char textbuffer[MAXBUF]; + va_list argsPtr; + va_start (argsPtr, format); + vsnprintf(textbuffer, MAXBUF, format, argsPtr); + va_end(argsPtr); + + this->SendWhoisLine(user, dest, numeric, std::string(textbuffer)); +}