sv_game.c

/*
===========================================================================
    Copyright (C) 1999-2005 Id Software, Inc.

    This file is part of CoD4X17a-Server source code.

    CoD4X17a-Server source code is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as
    published by the Free Software Foundation, either version 3 of the
    License, or (at your option) any later version.

    CoD4X17a-Server source code 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>
===========================================================================
*/


#include "qcommon_io.h"
#include "entity.h"
#include "player.h"
#include "cvar.h"
#include "server.h"

// sv_game.c -- interface to the game dll

// these functions must be used instead of pointer arithmetic, because
// the game allocates gentities with private information after the server shared part
int SV_NumForGentity( sharedEntity_t *ent ) {
	int num;

	num = ( (byte *)ent - (byte *)sv.gentities ) / sv.gentitySize;

	return num;
}

sharedEntity_t *SV_GentityNum( int num ) {
	sharedEntity_t *ent;

	ent = ( sharedEntity_t * )( (byte *)sv.gentities + sv.gentitySize * ( num ) );

	return ent;
}

playerState_t *SV_GameClientNum( int num ) {
	playerState_t   *ps;

	ps = ( playerState_t * )( (byte *)sv.gameClients + sv.gameClientSize * ( num ) );

	return ps;
}

svEntity_t  *SV_SvEntityForGentity( sharedEntity_t *gEnt ) {
	if ( !gEnt || gEnt->s.number < 0 || gEnt->s.number >= MAX_GENTITIES ) {
		Com_Error( ERR_DROP, "SV_SvEntityForGentity: bad gEnt" );
	}
	return &sv.svEntities[ gEnt->s.number ];
}

sharedEntity_t *SV_GEntityForSvEntity( svEntity_t *svEnt ) {
	int num;

	num = svEnt - sv.svEntities;
	return SV_GentityNum( num );
}