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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
Copyright (C) 2000-2006 Tim Angus
This file is part of Tremulous.
Tremulous 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; either version 2 of the License,
or (at your option) any later version.
Tremulous 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 Tremulous; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
// g_ptr.c -- post timeout restoration handling
#include "g_local.h"
static connectionRecord_t connections[ MAX_CLIENTS ];
/*
===============
G_CheckForUniquePTRC
Callback to detect ptrc clashes
===============
*/
static qboolean G_CheckForUniquePTRC( int code )
{
int i;
if( code == 0 )
return qfalse;
for( i = 0; i < MAX_CLIENTS; i++ )
{
if( connections[ i ].ptrCode == code )
return qfalse;
}
return qtrue;
}
/*
===============
G_UpdatePTRConnection
Update the data in a connection record
===============
*/
void G_UpdatePTRConnection( gclient_t *client )
{
if( client && client->pers.connection )
{
client->pers.connection->clientTeam = client->pers.teamSelection;
client->pers.connection->clientCredit = client->pers.credit;
client->pers.connection->clientScore = client->pers.score;
}
}
/*
===============
G_GenerateNewConnection
Generates a new connection
===============
*/
connectionRecord_t *G_GenerateNewConnection( gclient_t *client )
{
int code = 0;
int i;
// this should be really random
srand( trap_Milliseconds( ) );
// there is a very very small possibility that this
// will loop infinitely
do
{
code = rand( );
} while( !G_CheckForUniquePTRC( code ) );
for( i = 0; i < MAX_CLIENTS; i++ )
{
//found an unused slot
if( !connections[ i ].ptrCode )
{
connections[ i ].ptrCode = code;
connections[ i ].clientNum = client->ps.clientNum;
client->pers.connection = &connections[ i ];
G_UpdatePTRConnection( client );
client->pers.connection->clientEnterTime = client->pers.enterTime;
return &connections[ i ];
}
}
return NULL;
}
/*
===============
G_FindConnectionForCode
Finds a connection for a given code
===============
*/
connectionRecord_t *G_FindConnectionForCode( int code )
{
int i;
if( code == 0 )
return NULL;
for( i = 0; i < MAX_CLIENTS; i++ )
{
if( connections[ i ].ptrCode == code )
return &connections[ i ];
}
return NULL;
}
/*
===============
G_ResetPTRConnections
Invalidate any existing codes
===============
*/
void G_ResetPTRConnections( void )
{
memset( connections, 0, sizeof( connectionRecord_t ) * MAX_CLIENTS );
}
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