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/*
* 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 "threadengine.h"
#include "inspircd_version.h"
void InspIRCd::SignalHandler(int signal)
{
if (signal == SIGHUP)
{
Rehash("Caught SIGHUP");
}
else if (signal == SIGTERM)
{
Exit(signal);
}
}
void InspIRCd::Exit(int status)
{
#ifdef WINDOWS
SetServiceStopped(status);
#endif
if (this)
{
this->SendError("Exiting with status " + ConvToStr(status) + " (" + std::string(ExitCodes[status]) + ")");
this->Cleanup();
delete this;
ServerInstance = NULL;
}
exit (status);
}
void InspIRCd::Rehash(const std::string &reason)
{
if (!ServerInstance->PendingRehash)
{
ServerInstance->SNO->WriteToSnoMask('a', "Rehashing config file %s %s",ServerConfig::CleanFilename(ServerInstance->ConfigFileName.c_str()), reason.c_str());
ServerInstance->PendingRehash = new ConfigReaderThread("");
ServerInstance->Threads->Submit(ServerInstance->PendingRehash);
}
}
std::string InspIRCd::GetVersionString(bool operstring)
{
char versiondata[MAXBUF];
if (operstring)
snprintf(versiondata,MAXBUF,"%s %s :%s [%s,%s,%s]",VERSION,Config->ServerName.c_str(),SYSTEM,REVISION,SE->GetName().c_str(),Config->sid.c_str());
else
snprintf(versiondata,MAXBUF,"InspIRCd-2.1 %s :%s",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 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(MODETYPE_CHANNEL) << " FNC NETWORK=" << Config->Network << " MAXPARA=32 ELIST=MU";
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()
{
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 "";
}
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