+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+/* $Core */
+
+#include <signal.h>
+#include "exitcodes.h"
+#include "inspircd.h"
+#include "inspircd_version.h"
+
+
+void InspIRCd::SignalHandler(int signal)
+{
+ switch (signal)
+ {
+ case SIGHUP:
+ Rehash("due to SIGHUP");
+ break;
+ case SIGTERM:
+ Exit(signal);
+ break;
+ }
+}
+
+void InspIRCd::Exit(int status)
+{
+#ifdef WINDOWS
+ if (WindowsIPC)
+ delete WindowsIPC;
+ SetServiceStopped(status);
+#endif
+ if (this)
+ {
+ this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
+ this->Cleanup();
+ delete this;
+ }
+ exit (status);
+}
+
+void RehashHandler::Call(const std::string &reason)
+{
+ ServerInstance->SNO->WriteToSnoMask('a', "Rehashing config file %s %s",ServerConfig::CleanFilename(ServerInstance->ConfigFileName.c_str()), reason.c_str());
+ ServerInstance->RehashUsersAndChans();
+ FOREACH_MOD(I_OnGarbageCollect, OnGarbageCollect());
+ if (!ServerInstance->ConfigThread)
+ {
+ ServerInstance->ConfigThread = new ConfigReaderThread("");
+ ServerInstance->Threads->Start(ServerInstance->ConfigThread);
+ }
+}
+
+void InspIRCd::RehashServer()
+{
+ this->Rehash("");
+}
+
+std::string InspIRCd::GetVersionString()
+{
+ char versiondata[MAXBUF];
+ if (*Config->CustomVersion)
+ {
+ snprintf(versiondata,MAXBUF,"InspIRCd-2.0 %s :%s",Config->ServerName,Config->CustomVersion);
+ }
+ else
+ {
+ snprintf(versiondata,MAXBUF,"InspIRCd-2.0 %s :%s (%s) [FLAGS=%s,%s,%s]",Config->ServerName,SYSTEM,VERSION,REVISION,SE->GetName().c_str(),Config->sid);
+ }
+ return versiondata;
+}
+
+void InspIRCd::BuildISupport()
+{
+ // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
+ std::stringstream v;
+ v << "WALLCHOPS WALLVOICES MODES=" << Config->Limits.MaxModes - 1 << " CHANTYPES=# PREFIX=" << this->Modes->BuildPrefixes() << " MAP MAXCHANNELS=" << Config->MaxChans << " MAXBANS=60 VBANLIST NICKLEN=" << Config->Limits.NickMax - 1;
+ v << " CASEMAPPING=rfc1459 STATUSMSG=@" << (this->Config->AllowHalfop ? "%" : "") << "+ CHARSET=ascii TOPICLEN=" << Config->Limits.MaxTopic - 1 << " KICKLEN=" << Config->Limits.MaxKick - 1 << " MAXTARGETS=" << Config->MaxTargets - 1;
+ v << " AWAYLEN=" << Config->Limits.MaxAway - 1 << " CHANMODES=" << this->Modes->GiveModeList(MASK_CHANNEL) << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU";
+ Config->data005 = v.str();
+ FOREACH_MOD(I_On005Numeric,On005Numeric(Config->data005));
+ Config->Update005();
+}
+
+std::string InspIRCd::GetRevision()
+{
+ return REVISION;
+}
+
+void InspIRCd::AddServerName(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return;
+
+ std::string * ns = new std::string(servername);
+ servernames.push_back(ns);
+}
+
+const char* InspIRCd::FindServerNamePtr(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return (*itr)->c_str();
+
+ servernames.push_back(new std::string(servername));
+ itr = --servernames.end();
+ return (*itr)->c_str();
+}
+
+bool InspIRCd::FindServerName(const std::string &servername)
+{
+ servernamelist::iterator itr = servernames.begin();
+ for(; itr != servernames.end(); ++itr)
+ if(**itr == servername)
+ return true;
+ return false;
+}
+
+void InspIRCd::IncrementUID(int pos)
+{
+ /*
+ * Okay. The rules for generating a UID go like this...
+ * -- > ABCDEFGHIJKLMNOPQRSTUVWXYZ --> 012345679 --> WRAP
+ * That is, we start at A. When we reach Z, we go to 0. At 9, we go to
+ * A again, in an iterative fashion.. so..
+ * AAA9 -> AABA, and so on. -- w00t
+ */
+ if (pos == 3)
+ {
+ // At pos 3, if we hit '9', we've run out of available UIDs, and need to reset to AAA..AAA.
+ if (current_uid[pos] == '9')
+ {
+ for (int i = 3; i < UUID_LENGTH; i++)
+ {
+ current_uid[i] = 'A';
+ pos = UUID_LENGTH - 1;
+ }
+ }
+ else
+ {
+ // Buf if we haven't, just keep incrementing merrily.
+ current_uid[pos]++;
+ }
+ }
+ else
+ {
+ // If we hit Z, wrap around to 0.
+ if (current_uid[pos] == 'Z')
+ {
+ current_uid[pos] = '0';
+ }
+ else if (current_uid[pos] == '9')
+ {
+ /*
+ * Or, if we hit 9, wrap around to pos = 'A' and (pos - 1)++,
+ * e.g. A9 -> BA -> BB ..
+ */
+ current_uid[pos] = 'A';
+ this->IncrementUID(pos - 1);
+ }
+ else
+ {
+ // Anything else, nobody gives a shit. Just increment.
+ current_uid[pos]++;
+ }
+ }
+}
+
+/*
+ * Retrieve the next valid UUID that is free for this server.
+ */
+std::string InspIRCd::GetUID()
+{
+ static int curindex = -1;
+
+ /*
+ * If -1, we're setting up. Copy SID into the first three digits, 9's to the rest, null term at the end
+ * Why 9? Well, we increment before we find, otherwise we have an unnecessary copy, and I want UID to start at AAA..AA
+ * and not AA..AB. So by initialising to 99999, we force it to rollover to AAAAA on the first IncrementUID call.
+ * Kind of silly, but I like how it looks.
+ * -- w
+ */
+ if (curindex == -1)
+ {
+ current_uid[0] = Config->sid[0];
+ current_uid[1] = Config->sid[1];
+ current_uid[2] = Config->sid[2];
+
+ for (int i = 3; i < (UUID_LENGTH - 1); i++)
+ current_uid[i] = '9';
+
+ curindex = UUID_LENGTH - 2; // look at the end of the string now kthx, ignore null
+
+ // Null terminator. Important.
+ current_uid[UUID_LENGTH - 1] = '\0';
+ }
+
+ while (1)
+ {
+ // Add one to the last UID
+ this->IncrementUID(curindex);
+
+ if (this->FindUUID(current_uid))
+ {
+ /*
+ * It's in use. We need to try the loop again.
+ */
+ continue;
+ }
+
+ return current_uid;
+ }
+
+ /* not reached. */
+ return "";
+}
+
+
projects / user / henk / code / inspircd.git / blobdiff