+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <signal.h>
+#include "exitcodes.h"
+#include "inspircd.h"
+#include "inspircd_version.h"
+
+void InspIRCd::SignalHandler(int signal)
+{
+#ifdef _WIN32
+ if (signal == SIGTERM)
+#else
+ if (signal == SIGHUP)
+ {
+ Rehash("Caught SIGHUP");
+ }
+ else if (signal == SIGTERM)
+#endif
+ {
+ Exit(signal);
+ }
+}
+
+void InspIRCd::Exit(int status)
+{
+#ifdef _WIN32
+ SetServiceStopped(status);
+#endif
+ this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
+ this->Cleanup();
+ delete this;
+ ServerInstance = NULL;
+ 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);
+ }
+}
+
+std::string InspIRCd::GetVersionString(bool operstring)
+{
+ char versiondata[MAXBUF];
+ if (operstring)
+ {
+ std::string sename = SE->GetName();
+ snprintf(versiondata,MAXBUF,"%s %s :%s [%s,%s,%s]",VERSION, Config->ServerName.c_str(), SYSTEM,REVISION, sename.c_str(), Config->sid.c_str());
+ }
+ else
+ snprintf(versiondata,MAXBUF,"%s %s :%s",BRANCH,Config->ServerName.c_str(),Config->CustomVersion.c_str());
+ return versiondata;
+}
+
+const char InspIRCd::LogHeader[] =
+ "Log started for " VERSION " (" REVISION ", " MODULE_INIT_STR ")"
+ " - compiled on " SYSTEM;
+
+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 << " CHANTYPES=# PREFIX=" << this->Modes->BuildPrefixes() << " MAP MAXCHANNELS=" << Config->MaxChans << " MAXBANS=60 VBANLIST NICKLEN=" << Config->Limits.NickMax;
+ v << " CASEMAPPING=rfc1459 STATUSMSG=" << Modes->BuildPrefixes(false) << " CHARSET=ascii TOPICLEN=" << Config->Limits.MaxTopic << " KICKLEN=" << Config->Limits.MaxKick << " MAXTARGETS=" << Config->MaxTargets;
+ v << " AWAYLEN=" << Config->Limits.MaxAway << " CHANMODES=" << this->Modes->GiveModeList(MASK_CHANNEL) << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU" << " CHANNELLEN=" << Config->Limits.ChanMax;
+ Config->data005 = v.str();
+ FOREACH_MOD(I_On005Numeric,On005Numeric(Config->data005));
+ Config->Update005();
+}
+
+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) && (current_uid[3] == '9'))
+ {
+ // At pos 3, if we hit '9', we've run out of available UIDs, and need to reset to AAA..AAA.
+ for (int i = 3; i < UUID_LENGTH-1; i++)
+ {
+ current_uid[i] = 'A';
+ }
+ }
+ 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 bool inited = false;
+
+ /*
+ * If 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 (!inited)
+ {
+ inited = true;
+ 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';
+
+ // Null terminator. Important.
+ current_uid[UUID_LENGTH - 1] = '\0';
+ }
+
+ while (1)
+ {
+ // Add one to the last UID
+ this->IncrementUID(UUID_LENGTH - 2);
+
+ 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