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

This file is part of Quake III Arena source code.

Quake III Arena source code 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.

Quake III Arena 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
//

// g_public.h -- game module information visible to server

#pragma once

#include "bg_public.h"

// Version 11 is >= 0.05 and <= 1.00
// Version 12 is >= 1.10
// Version 15 is >= 2.0
#define	GAME_API_VERSION	15

// entity->svFlags
// the server does not know how to interpret most of the values
// in entityStates (level eType), so the game must explicitly flag
// special server behaviors
#define	SVF_NOCLIENT			0x00000001	// don't send entity to clients, even if it has effects

// TTimo
// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=551
#define SVF_CLIENTMASK 0x00000002

#define	SVF_BROADCAST			0x00000004	// send to all connected clients
#define SVF_SENDPVS				0x00000008
#define	SVF_PORTAL				0x00000010	// merge a second pvs at origin2
#define SVF_NOTSINGLECLIENT		0x00000040	// send entity to everyone but one client
                                            // (entityShared_t->singleClient)
#define SVF_MONSTER				0x00000080	// set if the entity is a bot into snapshots
#define SVF_SINGLECLIENT		0x00000100	// only send to a single client (entityShared_t->singleClient)
#define SVF_USEBBOX				0x00000200
#define SVF_NOFARPLANE			0x00000400
#define SVF_NOSERVERINFO		0x00000800	// don't send CS_SERVERINFO updates to this client
                                            // so that it can be updated for ping tools without
                                            // lagging clients
#define SVF_SENDONCE			0x00004000

#define SVF_SENT				0x00008000

typedef struct gclient_s gclient_t;
typedef struct dtiki_s dtiki_t;
typedef struct tiki_cmd_s tiki_cmd_t;
typedef struct dtikianim_s dtikianim_t;
typedef struct tiki_s tiki_t;

typedef struct tikiAnim_s tikiAnim_t;
typedef struct baseshader_s baseshader_t;
typedef struct AliasListNode_s AliasListNode_t;
typedef void( *xcommand_t ) ( void );

#define MAX_NONPVS_SOUNDS 2

typedef struct {
    int index;
    float volume;
    float minDist;
    float maxDist;
    float pitch;
} nonpvs_sound_t;

typedef struct {
	// su44: sharedEntity_t::s is used instead of it
	//entityState_t	s;				// communicated by server to clients

	qboolean	linked;				// qfalse if not in any good cluster
	int			linkcount;

	int			svFlags;			// SVF_NOCLIENT, SVF_BROADCAST, etc

	// only send to this client when SVF_SINGLECLIENT is set	
	// if SVF_CLIENTMASK is set, use bitmask for clients to send to (maxclients must be <= 32, up to the mod to enforce this)
	int			singleClient;

	int			lastNetTime;

	qboolean	bmodel;				// if false, assume an explicit mins / maxs bounding box
	// only set by gi.SetBrushModel
	vec3_t		mins, maxs;
	int			contents;			// CONTENTS_TRIGGER, CONTENTS_SOLID, CONTENTS_BODY, etc
	// a non-solid entity should set to 0

	vec3_t		absmin, absmax;		// derived from mins/maxs and origin + rotation
	float		radius;
    // centroid will be used for all collision detection and world linking.
    // it will not necessarily be the same as the trajectory evaluation for the current
    // time, because each entity must be moved one at a time after time is advanced
    // to avoid simultanious collision issues
	vec3_t		centroid;         // centroid, to be used with radius

	int			areanum;

	vec3_t		currentAngles;

	// when a trace call is made and passEntityNum != ENTITYNUM_NONE,
	// an ent will be excluded from testing if:
	// ent->s.number == passEntityNum	(don't interact with self)
	// ent->s.ownerNum = passEntityNum	(don't interact with your own missiles)
	// entity[ent->s.ownerNum].ownerNum = passEntityNum	(don't interact with other missiles from owner)
	int			ownerNum;

	// whether or not this entity emitted a sound this frame
	// (used for when the entity shouldn't be sent to clients)
	nonpvs_sound_t nonpvs_sounds[MAX_NONPVS_SOUNDS];
	int num_nonpvs_sounds;
} entityShared_t;

// client data that stays across multiple respawns, but is cleared
// on each level change or team change at ClientBegin()
typedef struct {
	char			userinfo[ MAX_INFO_STRING ];
	char			netname[ MAX_NAME_LENGTH ];
	char			dm_playermodel[ MAX_QPATH ];
	char			dm_playergermanmodel[ MAX_QPATH ];
	char			dm_primary[ MAX_QPATH ];

	float			enterTime;

	teamtype_t		teamnum;
	int				round_kills;

	char			ip[ 17 ];
	int				port;
} client_persistant_t;


// this structure is cleared on each ClientSpawn(),
// except for 'client->pers' and 'client->sess'
struct gclient_s {
	// ps MUST be the first element, because the server expects it
	playerState_t			ps;				// communicated by server to clients

#ifdef GAME_DLL
	// the rest of the structure is private to game
	int						ping;
	client_persistant_t		pers;
	float					cmd_angles[ 3 ];

	int						lastActiveTime;
	int						activeWarning;

	struct gentity_s		*ent;
	struct gclient_s		*next;
	struct gclient_s		*prev;
#endif
};

typedef struct gentity_s {
	entityState_t		s;				// communicated by server to clients

	struct gclient_s	*client;			// NULL if not a client
	qboolean			inuse;

	entityShared_t		r;				// shared by both the server system and game

	solid_t				solid;
	dtiki_t				*tiki;
	float				mat[ 3 ][ 3 ];

	// Leave reminder to the game dll
#if defined( GAME_DLL )
	class Entity		*entity;
	float				freetime;
	float				spawntime;
	float				radius2;
	char				entname[ 64 ];
	int					clipmask;

	struct gentity_s	*next;
	struct gentity_s	*prev;
#endif
} gentity_t;

// movers are things like doors, plats, buttons, etc
typedef enum {
	MOVER_POS1,
	MOVER_POS2,
	MOVER_1TO2,
	MOVER_2TO1
} moverState_t;

typedef struct profVar_s
{
	int start;
	int clockCycles;
	int calls;
	float time;
	float totTime;
	float avgTime;
	float low;
	float high;

} profVar_t;

typedef struct profGame_s
{
	profVar_t AI;
	profVar_t MmoveSingle;
	profVar_t thread_timingList;
	profVar_t gamescripts;
	profVar_t GProbe1;
	profVar_t GProbe2;
	profVar_t GProbe3;
	profVar_t FindPath;
	profVar_t vector_length;
	profVar_t script_trace;
	profVar_t internal_trace;
	profVar_t PreAnimate;
	profVar_t PostAnimate;

} profGame_t;

//===============================================================

typedef struct gameImport_s
{
	void ( *Printf )( const char *format, ... );
	void ( *DPrintf )( const char *format, ... );
	void ( *DPrintf2 )( const char *format, ... );
	void ( *DebugPrintf )( const char *format, ... );
	void ( *Error )( int level, const char *format, ... );
	int ( *Milliseconds )( );
	const char * ( *LV_ConvertString )( const char *string );
	const char * ( *CL_LV_ConvertString )( const char *string );
	void * ( *Malloc )( size_t size );
	void ( *Free )( void *ptr );
	cvar_t * ( *Cvar_Get )( const char *varName, const char *varValue, int varFlags );
	void ( *cvar_set )( const char *varName, const char *varValue );
	cvar_t *( *cvar_set2 )( const char *varName, const char *varValue, qboolean force );
	cvar_t *( *NextCvar )( cvar_t *var );
	int ( *Argc )( );
	char * ( *Argv )( int arg );
	char * ( *Args )( );
	void ( *AddCommand )( const char *cmdName, xcommand_t cmdFunction );
	int ( *FS_ReadFile )( const char *qpath, void **buffer, qboolean quiet );
	void ( *FS_FreeFile )( void *buffer );
	int ( *FS_WriteFile )( const char *qpath, const void *buffer, int size );
	fileHandle_t ( *FS_FOpenFileWrite )( const char *fileName );
	fileHandle_t ( *FS_FOpenFileAppend )( const char *fileName );
	const char *( *FS_PrepFileWrite )( const char *fileName );
	size_t( *FS_Write )( const void *buffer, size_t size, fileHandle_t fileHandle );
	size_t( *FS_Read )( void *buffer, size_t len, fileHandle_t fileHandle );
	void ( *FS_FCloseFile )( fileHandle_t fileHandle );
	int ( *FS_Tell )( fileHandle_t fileHandle );
	int ( *FS_Seek )( fileHandle_t fileHandle, long int offset, fsOrigin_t origin );
	void ( *FS_Flush )( fileHandle_t fileHandle );
	int ( *FS_FileNewer )( const char *source, const char *destination );
	void ( *FS_CanonicalFilename )( char *fileName );
	char **( *FS_ListFiles )( const char *qpath, const char *extension, qboolean wantSubs, int *numFiles );
	void ( *FS_FreeFileList )( char **list );
	const char *( *GetArchiveFileName )(const char *fileName, const char *extension );
	void ( *SendConsoleCommand )( const char *text );
	void ( *DebugGraph )( float value );
	void ( *SendServerCommand )( int client, const char *format, ... );
	void ( *DropClient )( int client, const char *reason );
	void ( *MSG_WriteBits )( int value, int bits );
	void ( *MSG_WriteChar )( int c );
	void ( *MSG_WriteByte )( int c );
	void ( *MSG_WriteSVC )( int c );
	void ( *MSG_WriteShort )( int c );
	void ( *MSG_WriteLong )( int c );
	void ( *MSG_WriteFloat )( float f );
	void ( *MSG_WriteString )( const char *s );
	void ( *MSG_WriteAngle8 )( float f );
	void ( *MSG_WriteAngle16 )(float f );
	void ( *MSG_WriteCoord )( float f );
	void ( *MSG_WriteDir )( vec3_t dir );
	void ( *MSG_StartCGM )( int type );
	void ( *MSG_EndCGM )( );
	void ( *MSG_SetClient )( int client );
	void ( *SetBroadcastVisible )( const vec3_t pos, const vec3_t posB );
	void ( *SetBroadcastHearable )(const vec3_t pos, const vec3_t posB );
	void ( *SetBroadcastAll )( );
	void ( *setConfigstring )( int index, const char *val );
	char *( *getConfigstring )( int index );
	void ( *SetUserinfo )( int index, const char *val );
	void ( *GetUserinfo )( int index, char *buffer, int bufferSize );
	void ( *SetBrushModel )( gentity_t *ent, const char *name );
	void ( *ModelBoundsFromName )(const char *name, vec3_t mins, vec3_t maxs );
	qboolean ( *SightTraceEntity )( gentity_t *touch, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int contentMask, qboolean cylinder );
	qboolean ( *SightTrace )( const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int passEntityNum, int passEntityNum2, int contentMask, qboolean cylinder );
	void ( *trace )( trace_t *results, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int passEntityNum, int contentMask, qboolean cylinder, qboolean traceDeep );
	baseshader_t * ( *GetShader )( int shaderNum );
	int ( *pointcontents )( const vec3_t p, int passEntityNum );
	int ( *PointBrushnum )(const vec3_t p, clipHandle_t model );
	void ( *AdjustAreaPortalState )( gentity_t *ent, qboolean open );
	int ( *AreaForPoint )( vec3_t pos );
	qboolean ( *AreasConnected )( int area1, int area2);
	qboolean ( *InPVS )( float *p1, float *p2 );
	void ( *linkentity )( gentity_t *gEnt );
	void ( *unlinkentity )( gentity_t *gEnt );
	int ( *AreaEntities )( const vec3_t mins, const vec3_t maxs, int *list, int maxcount );
	void ( *ClipToEntity )( trace_t *tr, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int entityNum, int contentMask );
	qboolean (*HitEntity)(gentity_t* pEnt, gentity_t* pOther);
	int ( *imageindex )( const char *name );
	int ( *itemindex )( const char *name );
	int ( *soundindex )( const char *name, int streamed );
	dtiki_t *( *TIKI_RegisterModel )( const char *path );
	dtiki_t *( *modeltiki )( const char *name );
	dtikianim_t *( *modeltikianim )( const char *name );
	void ( *SetLightStyle )( int index, const char *data );
	const char *( *GameDir )( );
	qboolean ( *setmodel )( gentity_t *ent, const char *name );
	void ( *clearmodel )( gentity_t *ent );
	int ( *TIKI_NumAnims )( dtiki_t *tiki );
	int ( *NumSurfaces )( dtiki_t *tiki );
	int ( *NumTags )( dtiki_t *tiki );
	void( *CalculateBounds )( dtiki_t *tiki, float scale, vec3_t mins, vec3_t maxs );
	void *( *TIKI_GetSkeletor )( dtiki_t *tiki, int entNum );
	const char *( *Anim_NameForNum )( dtiki_t *tiki, int animNum );
	int ( *Anim_NumForName )( dtiki_t *tiki, const char *name );
	int ( *Anim_Random )( dtiki_t *tiki, const char *name );
	int ( *Anim_NumFrames )( dtiki_t *tiki, int animNum );
	float ( *Anim_Time )( dtiki_t *tiki, int animNum );
	float ( *Anim_Frametime )( dtiki_t *tiki, int animNum );
	float ( *Anim_CrossTime )( dtiki_t *tiki, int animNum );
	void ( *Anim_Delta )( dtiki_t *tiki, int animNum, float *delta );
	qboolean ( *Anim_HasDelta )( dtiki_t *tiki, int animNum );
	void ( *Anim_DeltaOverTime )( dtiki_t *tiki, int animNum, float time1, float time2, float *delta );
	void ( *Anim_AngularDeltaOverTime )( dtiki_t *tiki, int animNum, float time1, float time2, float *delta );
	int ( *Anim_Flags )( dtiki_t *tiki, int animNum );
	int ( *Anim_FlagsSkel )( dtiki_t *tiki, int animNum );
	qboolean ( *Anim_HasCommands )( dtiki_t *tiki, int animNum );
	qboolean ( *Anim_HasCommands_Client )( dtiki_t *tiki, int animNum );
	int ( *NumHeadModels )( const char *model );
	void ( *GetHeadModel )( const char *model, int num, char *name );
	int ( *NumHeadSkins )( const char *model );
	void ( *GetHeadSkin )( const char *model, int num, char *name );
	qboolean ( *Frame_Commands )( dtiki_t *tiki, int animNum, int frameNum, tiki_cmd_t *tikiCmds );
	qboolean ( *Frame_Commands_Client )( dtiki_t *tiki, int animNum, int frameNum, tiki_cmd_t *tikiCmds );
	int ( *Surface_NameToNum )( dtiki_t *tiki, const char *name );
	const char * ( *Surface_NumToName )( dtiki_t *tiki, int surfacenum );
	int ( *Tag_NumForName )( dtiki_t *pmdl, const char *name );
	const char * ( *Tag_NameForNum )(  dtiki_t *pmdl, int tagNum);
	orientation_t ( *TIKI_OrientationInternal )( dtiki_t *tiki, int entNum, int tagNum, float scale );
	void *( *TIKI_TransformInternal )( dtiki_t *tiki, int entNum, int tagNum );
	qboolean ( *TIKI_IsOnGroundInternal )( dtiki_t *tiki, int entNum, int num, float threshold );
	void ( *TIKI_SetPoseInternal )( dtiki_t *tiki, int entNum, const frameInfo_t *frameInfo, int *boneTag, vec4_t *boneQuat, float actionWeight );
	const char *( *CM_GetHitLocationInfo )( int location, float *radius, float *offset );
	const char *( *CM_GetHitLocationInfoSecondary )( int location, float *radius, float *offset );

	qboolean	( *Alias_Add )( dtiki_t *pmdl, const char *alias, const char *name, const char *parameters );
	const char	*( *Alias_FindRandom )( dtiki_t *tiki, const char *alias, AliasListNode_t **ret );
	void		( *Alias_Dump )( dtiki_t *tiki );
	void		( *Alias_Clear )( dtiki_t *tiki );
	void		( *Alias_UpdateDialog )( dtikianim_t *tiki, const char *alias );

	const char	*( *TIKI_NameForNum )( dtiki_t *tiki );

	qboolean	( *GlobalAlias_Add )( const char *alias, const char *name, const char *parameters );
	const char	*( *GlobalAlias_FindRandom )( const char *alias, AliasListNode_t **ret );
	void		( *GlobalAlias_Dump )( );
	void		( *GlobalAlias_Clear )( );

	void ( *centerprintf )( gentity_t *ent, const char *format, ... );
	void ( *locationprintf )( gentity_t *ent, int x, int y, const char *format, ... );
	void ( *Sound )( vec3_t *org, int entNum, int channel, const char *soundName, float volume, float minDist, float pitch, float maxDist, int streamed );
	void ( *StopSound )( int entNum, int channel );
	float ( *SoundLength )( int channel, const char *name );
	unsigned char * ( *SoundAmplitudes )( int channel, const char *name );
	int( *S_IsSoundPlaying )( int channel, const char *name );
	short unsigned int ( *CalcCRC )( unsigned char *start, int count );

	debugline_t **DebugLines;
	int *numDebugLines;
	debugstring_t **DebugStrings;
	int *numDebugStrings;

	void ( *LocateGameData )( gentity_t *gEnts, int numGEntities, int sizeofGEntity, playerState_t *clients, int sizeofGameClient );
	void ( *SetFarPlane )(int farPlane );
	void ( *SetSkyPortal )( qboolean skyPortal );
	void ( *Popmenu )( int client , int i );
	void ( *Showmenu )( int client, const char *name, qboolean force );
	void ( *Hidemenu )( int client, const char *name, qboolean force );
	void ( *Pushmenu )( int client, const char *name );
	void ( *HideMouseCursor )( int client );
	void ( *ShowMouseCursor )( int client );
	const char * ( *MapTime )( );
	void ( *LoadResource )( const char *name );
	void ( *ClearResource )( );
	int ( *Key_StringToKeynum )( const char *str );
	const char *( *Key_KeynumToBindString )( int keyNum );
	void ( *Key_GetKeysForCommand )( const char *command, int *key1, int *key2 );
	void ( *ArchiveLevel )( qboolean loading );
	void ( *AddSvsTimeFixup )( int *piTime );
	void ( *HudDrawShader )( int info, char *name );
	void ( *HudDrawAlign )( int info, int horizontalAlign, int verticalAlign );
	void ( *HudDrawRect )( int info, int x, int y, int width, int height );
	void ( *HudDrawVirtualSize )( int info, qboolean virtualScreen);
	void ( *HudDrawColor )( int info, float *color );
	void ( *HudDrawAlpha )( int info, float alpha );
	void ( *HudDrawString )( int info, const char *string );
	void ( *HudDrawFont )( int info, const char *fontName );
	qboolean ( *SanitizeName )(const char *oldName, char *newName);

	cvar_t *fsDebug;

	//
	// New functions will start from here
	//

} game_import_t;

typedef struct gameExport_s {
	int			apiversion;

	// the init function will only be called when a game starts,
	// not each time a level is loaded.  Persistant data for clients
	// and the server can be allocated in init
	void			( *Init )( int startTime, int randomSeed );
	void			( *Shutdown ) ( void );
	void			( *Cleanup ) ( qboolean samemap );
	void			( *Precache )( void );

	void			( *SetMap )( const char *mapName );
	void			( *Restart )( );
	void			( *SetTime )( int svsStartTime, int svsTime );

	// each new level entered will cause a call to SpawnEntities
	void			( *SpawnEntities ) ( char *entstring, int levelTime );

	// return NULL if the client is allowed to connect, otherwise return
	// a text string with the reason for denial
	const char *	( *ClientConnect )( int clientNum, qboolean firstTime );

	void			( *ClientBegin )( gentity_t *ent, usercmd_t *cmd );
	void			( *ClientUserinfoChanged )( gentity_t *ent, const char *userinfo );
	void			( *ClientDisconnect )( gentity_t *ent );
	void			( *ClientCommand )( gentity_t *ent );
	void			( *ClientThink )( gentity_t *ent, usercmd_t *cmd, usereyes_t *eyeinfo );

	void			( *BotBegin )( gentity_t *ent);
	void			( *BotThink )( gentity_t *ent, int msec );

	void			( *PrepFrame )( void );
	void			( *RunFrame )( int levelTime, int frameTime );

	void			( *ServerSpawned )( void );

	void			( *RegisterSounds )( );
	qboolean		( *AllowPaused )( );

	// ConsoleCommand will be called when a command has been issued
	// that is not recognized as a builtin function.
	// The game can issue gi.argc() / gi.argv() commands to get the command
	// and parameters.  Return qfalse if the game doesn't recognize it as a command.
	qboolean		( *ConsoleCommand )( void );

	void			( *ArchivePersistant )( const char *name, qboolean loading );

	// ReadLevel is called after the default map information has been
	// loaded with SpawnEntities, so any stored client spawn spots will
	// be used when the clients reconnect.
	void			( *WriteLevel )( const char *filename, qboolean autosave );
	qboolean		( *ReadLevel )( const char *filename );
	qboolean		( *LevelArchiveValid )( const char *filename );

	void			( *ArchiveInteger )( int *i );
	void			( *ArchiveFloat )( float *fl );
	void			( *ArchiveString )( char *s );
	void			( *ArchiveSvsTime )( int *pi );
	orientation_t	( *TIKI_Orientation )( gentity_t *edict, int num );
	void			( *DebugCircle )( float *org, float radius, float r, float g, float b, float alpha, qboolean horizontal );
	void			( *SetFrameNumber )( int frameNumber );
	void			( *SoundCallback )( int entNum, soundChannel_t channelNumber, const char *name );

	//
	// global variables shared between game and server
	//

	// The gentities array is allocated in the game dll so it
	// can vary in size from one game to another.
	// 
	// The size will be fixed when ge->Init() is called
	// the server can't just use pointer arithmetic on gentities, because the
	// server's sizeof(struct gentity_s) doesn't equal gentitySize
	profGame_t			*profStruct;
	struct gentity_s	*gentities;
	int					gentitySize;
	int					num_entities;		// current number, <= max_entities
	int					max_entities;

	const char        *errorMessage;
} game_export_t;

#ifdef __cplusplus
extern "C"
#endif

#ifdef GAME_DLL
#ifdef WIN32
__declspec(dllexport)
#else
__attribute__((visibility("default")))
#endif
#endif
game_export_t* GetGameAPI( game_import_t *import );

#if 0
//
// system traps provided by the main engine
//
typedef enum {
	//============== general Quake services ==================

	G_PRINT,		//  )( const char *string );
	// print message on the local console

	G_ERROR,		//  )( const char *string );
	// abort the game

	G_MILLISECONDS,	//  )( void );
	// get current time for profiling reasons
	// this should NOT be used for any game related tasks,
	// because it is not journaled

	// console variable interaction
	G_CVAR_REGISTER,	//  )( vmCvar_t *vmCvar, const char *varName, const char *defaultValue, int flags );
	G_CVAR_UPDATE,	//  )( vmCvar_t *vmCvar );
	G_CVAR_SET,		//  )( const char *var_name, const char *value );
	G_CVAR_VARIABLE_INTEGER_VALUE,	//  )( const char *var_name );

	G_CVAR_VARIABLE_STRING_BUFFER,	//  )( const char *var_name, char *buffer, int bufsize );

	G_ARGC,			//  )( void );
	// ClientCommand and ServerCommand parameter access

	G_ARGV,			//  )( int n, char *buffer, int bufferLength );

	G_FS_FOPEN_FILE,	//  )( const char *qpath, fileHandle_t *file, fsMode_t mode );
	G_FS_READ,		//  )( void *buffer, int len, fileHandle_t f );
	G_FS_WRITE,		//  )( const void *buffer, int len, fileHandle_t f );
	G_FS_FCLOSE_FILE,		//  )( fileHandle_t f );

	G_SEND_CONSOLE_COMMAND,	//  )( const char *text );
	// add commands to the console as if they were typed in
	// for map changing, etc


	//=========== server specific functionality =============

	G_LOCATE_GAME_DATA,		//  )( gentity_t *gEnts, int numGEntities, int sizeofGEntity_t,
	//							playerState_t *clients, int sizeofGameClient );
	// the game needs to let the server system know where and how big the gentities
	// are, so it can look at them directly without going through an interface

	G_DROP_CLIENT,		//  )( int clientNum, const char *reason );
	// kick a client off the server with a message

	G_SEND_SERVER_COMMAND,	//  )( int clientNum, const char *fmt, ... );
	// reliably sends a command string to be interpreted by the given
	// client.  If clientNum is -1, it will be sent to all clients

	G_SET_CONFIGSTRING,	//  )( int num, const char *string );
	// config strings hold all the index strings, and various other information
	// that is reliably communicated to all clients
	// All of the current configstrings are sent to clients when
	// they connect, and changes are sent to all connected clients.
	// All confgstrings are cleared at each level start.

	G_GET_CONFIGSTRING,	//  )( int num, char *buffer, int bufferSize );

	G_GET_USERINFO,		//  )( int num, char *buffer, int bufferSize );
	// userinfo strings are maintained by the server system, so they
	// are persistant across level loads, while all other game visible
	// data is completely reset

	G_SET_USERINFO,		//  )( int num, const char *buffer );

	G_GET_SERVERINFO,	//  )( char *buffer, int bufferSize );
	// the serverinfo info string has all the cvars visible to server browsers

	G_SET_BRUSH_MODEL,	//  )( gentity_t *ent, const char *name );
	// sets mins and maxs based on the brushmodel name

	G_TRACE,	// ( trace_t *results, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int passEntityNum, int contentmask );
	// collision detection against all linked entities

	G_POINT_CONTENTS,	//  )( const vec3_t point, int passEntityNum );
	// point contents against all linked entities

	G_IN_PVS,			//  )( const vec3_t p1, const vec3_t p2 );

	G_IN_PVS_IGNORE_PORTALS,	//  )( const vec3_t p1, const vec3_t p2 );

	G_ADJUST_AREA_PORTAL_STATE,	//  )( gentity_t *ent, qboolean open );

	G_AREAS_CONNECTED,	//  )( int area1, int area2 );

	G_LINKENTITY,		//  )( gentity_t *ent );
	// an entity will never be sent to a client or used for collision
	// if it is not passed to linkentity.  If the size, position, or
	// solidity changes, it must be relinked.

	G_UNLINKENTITY,		//  )( gentity_t *ent );		
	// call before removing an interactive entity

	g_entities_IN_BOX,	//  )( const vec3_t mins, const vec3_t maxs, gentity_t **list, int maxcount );
	// EntitiesInBox will return brush models based on their bounding box,
	// so exact determination must still be done with EntityContact

	G_ENTITY_CONTACT,	//  )( const vec3_t mins, const vec3_t maxs, const gentity_t *ent );
	// perform an exact check against inline brush models of non-square shape

	// access for bots to get and free a server client (FIXME?)
	G_BOT_ALLOCATE_CLIENT,	//  )( void );

	G_BOT_FREE_CLIENT,	//  )( int clientNum );

	G_GET_USERCMD,	//  )( int clientNum, usercmd_t *cmd )

	G_GET_ENTITY_TOKEN,	// qboolean  )( char *buffer, int bufferSize )
	// Retrieves the next string token from the entity spawn text, returning
	// false when all tokens have been parsed.
	// This should only be done at GAME_INIT time.

	G_FS_GETFILELIST,
	G_DEBUG_POLYGON_CREATE,
	G_DEBUG_POLYGON_DELETE,
	G_REAL_TIME,
	G_SNAPVECTOR,

	G_TRACECAPSULE,	// ( trace_t *results, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int passEntityNum, int contentmask );
	G_ENTITY_CONTACTCAPSULE,	//  )( const vec3_t mins, const vec3_t maxs, const gentity_t *ent );
	
	// 1.32
	G_FS_SEEK,

	BOTLIB_SETUP = 200,				//  )( void );
	BOTLIB_SHUTDOWN,				//  )( void );
	BOTLIB_LIBVAR_SET,
	BOTLIB_LIBVAR_GET,
	BOTLIB_PC_ADD_GLOBAL_DEFINE,
	BOTLIB_START_FRAME,
	BOTLIB_LOAD_MAP,
	BOTLIB_UPDATENTITY,
	BOTLIB_TEST,

	BOTLIB_GET_SNAPSHOT_ENTITY,		//  )( int client, int ent );
	BOTLIB_GET_CONSOLE_MESSAGE,		//  )( int client, char *message, int size );
	BOTLIB_USER_COMMAND,			//  )( int client, usercmd_t *ucmd );

	BOTLIB_AAS_ENABLE_ROUTING_AREA = 300,
	BOTLIB_AAS_BBOX_AREAS,
	BOTLIB_AAS_AREA_INFO,
	BOTLIB_AAS_ENTITY_INFO,

	BOTLIB_AAS_INITIALIZED,
	BOTLIB_AAS_PRESENCE_TYPE_BOUNDING_BOX,
	BOTLIB_AAS_TIME,

	BOTLIB_AAS_POINT_AREA_NUM,
	BOTLIB_AAS_TRACE_AREAS,

	BOTLIB_AAS_POINT_CONTENTS,
	BOTLIB_AAS_NEXT_BSP_ENTITY,
	BOTLIB_AAS_VALUE_FOR_BSP_EPAIR_KEY,
	BOTLIB_AAS_VECTOR_FOR_BSP_EPAIR_KEY,
	BOTLIB_AAS_FLOAT_FOR_BSP_EPAIR_KEY,
	BOTLIB_AAS_INT_FOR_BSP_EPAIR_KEY,

	BOTLIB_AAS_AREA_REACHABILITY,

	BOTLIB_AAS_AREA_TRAVEL_TIME_TO_GOAL_AREA,

	BOTLIB_AAS_SWIMMING,
	BOTLIB_AAS_PREDICT_CLIENT_MOVEMENT,

	BOTLIB_EA_SAY = 400,
	BOTLIB_EA_SAY_TEAM,
	BOTLIB_EA_COMMAND,

	BOTLIB_EA_ACTION,
	BOTLIB_EA_GESTURE,
	BOTLIB_EA_TALK,
	BOTLIB_EA_ATTACK,
	BOTLIB_EA_USE,
	BOTLIB_EA_RESPAWN,
	BOTLIB_EA_CROUCH,
	BOTLIB_EA_MOVE_UP,
	BOTLIB_EA_MOVE_DOWN,
	BOTLIB_EA_MOVE_FORWARD,
	BOTLIB_EA_MOVE_BACK,
	BOTLIB_EA_MOVE_LEFT,
	BOTLIB_EA_MOVE_RIGHT,

	BOTLIB_EA_SELECT_WEAPON,
	BOTLIB_EA_JUMP,
	BOTLIB_EA_DELAYED_JUMP,
	BOTLIB_EA_MOVE,
	BOTLIB_EA_VIEW,

	BOTLIB_EA_END_REGULAR,
	BOTLIB_EA_GET_INPUT,
	BOTLIB_EA_RESET_INPUT,


	BOTLIB_AI_LOAD_CHARACTER = 500,
	BOTLIB_AI_FREE_CHARACTER,
	BOTLIB_AI_CHARACTERISTIC_FLOAT,
	BOTLIB_AI_CHARACTERISTIC_BFLOAT,
	BOTLIB_AI_CHARACTERISTIC_INTEGER,
	BOTLIB_AI_CHARACTERISTIC_BINTEGER,
	BOTLIB_AI_CHARACTERISTIC_STRING,

	BOTLIB_AI_ALLOC_CHAT_STATE,
	BOTLIB_AI_FREE_CHAT_STATE,
	BOTLIB_AI_QUEUE_CONSOLE_MESSAGE,
	BOTLIB_AI_REMOVE_CONSOLE_MESSAGE,
	BOTLIB_AI_NEXT_CONSOLE_MESSAGE,
	BOTLIB_AI_NUM_CONSOLE_MESSAGE,
	BOTLIB_AI_INITIAL_CHAT,
	BOTLIB_AI_REPLY_CHAT,
	BOTLIB_AI_CHAT_LENGTH,
	BOTLIB_AI_ENTER_CHAT,
	BOTLIB_AI_STRING_CONTAINS,
	BOTLIB_AI_FIND_MATCH,
	BOTLIB_AI_MATCH_VARIABLE,
	BOTLIB_AI_UNIFY_WHITE_SPACES,
	BOTLIB_AI_REPLACE_SYNONYMS,
	BOTLIB_AI_LOAD_CHAT_FILE,
	BOTLIB_AI_SET_CHAT_GENDER,
	BOTLIB_AI_SET_CHAT_NAME,

	BOTLIB_AI_RESET_GOAL_STATE,
	BOTLIB_AI_RESET_AVOID_GOALS,
	BOTLIB_AI_PUSH_GOAL,
	BOTLIB_AI_POP_GOAL,
	BOTLIB_AI_EMPTY_GOAL_STACK,
	BOTLIB_AI_DUMP_AVOID_GOALS,
	BOTLIB_AI_DUMP_GOAL_STACK,
	BOTLIB_AI_GOAL_NAME,
	BOTLIB_AI_GET_TOP_GOAL,
	BOTLIB_AI_GET_SECOND_GOAL,
	BOTLIB_AI_CHOOSE_LTG_ITEM,
	BOTLIB_AI_CHOOSE_NBG_ITEM,
	BOTLIB_AI_TOUCHING_GOAL,
	BOTLIB_AI_ITEM_GOAL_IN_VIS_BUT_NOT_VISIBLE,
	BOTLIB_AI_GET_LEVEL_ITEM_GOAL,
	BOTLIB_AI_AVOID_GOAL_TIME,
	BOTLIB_AI_INIT_LEVEL_ITEMS,
	BOTLIB_AI_UPDATE_ENTITY_ITEMS,
	BOTLIB_AI_LOAD_ITEM_WEIGHTS,
	BOTLIB_AI_FREE_ITEM_WEIGHTS,
	BOTLIB_AI_SAVE_GOAL_FUZZY_LOGIC,
	BOTLIB_AI_ALLOC_GOAL_STATE,
	BOTLIB_AI_FREE_GOAL_STATE,

	BOTLIB_AI_RESET_MOVE_STATE,
	BOTLIB_AI_MOVE_TO_GOAL,
	BOTLIB_AI_MOVE_IN_DIRECTION,
	BOTLIB_AI_RESET_AVOID_REACH,
	BOTLIB_AI_RESET_LAST_AVOID_REACH,
	BOTLIB_AI_REACHABILITY_AREA,
	BOTLIB_AI_MOVEMENT_VIEW_TARGET,
	BOTLIB_AI_ALLOC_MOVE_STATE,
	BOTLIB_AI_FREE_MOVE_STATE,
	BOTLIB_AI_INIT_MOVE_STATE,

	BOTLIB_AI_CHOOSE_BEST_FIGHT_WEAPON,
	BOTLIB_AI_GET_WEAPON_INFO,
	BOTLIB_AI_LOAD_WEAPON_WEIGHTS,
	BOTLIB_AI_ALLOC_WEAPON_STATE,
	BOTLIB_AI_FREE_WEAPON_STATE,
	BOTLIB_AI_RESET_WEAPON_STATE,

	BOTLIB_AI_GENETIC_PARENTS_AND_CHILD_SELECTION,
	BOTLIB_AI_INTERBREED_GOAL_FUZZY_LOGIC,
	BOTLIB_AI_MUTATE_GOAL_FUZZY_LOGIC,
	BOTLIB_AI_GET_NEXT_CAMP_SPOT_GOAL,
	BOTLIB_AI_GET_MAP_LOCATION_GOAL,
	BOTLIB_AI_NUM_INITIAL_CHATS,
	BOTLIB_AI_GET_CHAT_MESSAGE,
	BOTLIB_AI_REMOVE_FROM_AVOID_GOALS,
	BOTLIB_AI_PREDICT_VISIBLE_POSITION,

	BOTLIB_AI_SET_AVOID_GOAL_TIME,
	BOTLIB_AI_ADD_AVOID_SPOT,
	BOTLIB_AAS_ALTERNATIVE_ROUTE_GOAL,
	BOTLIB_AAS_PREDICT_ROUTE,
	BOTLIB_AAS_POINT_REACHABILITY_AREA_INDEX,

	BOTLIB_PC_LOAD_SOURCE,
	BOTLIB_PC_FREE_SOURCE,
	BOTLIB_PC_READ_TOKEN,
	BOTLIB_PC_SOURCE_FILE_AND_LINE,

	G_TIKI_REGISTERMODEL,
	G_TIKI_GETBONES,
	G_TIKI_SETCHANNELS,
	G_TIKI_APPENDFRAMEBOUNDSANDRADIUS,
	G_TIKI_ANIMATE,
	G_TIKI_GETBONENAMEINDEX,
	G_MSG_WRITEBITS,
	G_MSG_WRITECHAR,
	G_MSG_WRITEBYTE,
	G_MSG_WRITESVC,
	G_MSG_WRITESHORT,
	G_MSG_WRITELONG,
	G_MSG_WRITEFLOAT,
	G_MSG_WRITESTR,
	G_MSG_WRITEANGLE8,
	G_MSG_WRITEANGLE16,
	G_MSG_WRITECOORD,
	G_MSG_WRITEDIR,
	G_MSG_STARTCGM,
	G_MSG_ENDCGM,
	G_MSG_SETCLIENT,
	G_MSG_BROADCASTALL,
	G_MSG_BROADCASTVISIBLE,
	G_MSG_BROADCASTHEARABLE,
} game_import_t;


//
// functions exported by the game subsystem
//
typedef enum {
	GAME_INIT,	//  )( int levelTime, int randomSeed, int restart );
	// init and shutdown will be called every single level
	// The game should call G_GET_ENTITY_TOKEN to parse through all the
	// entity configuration text and spawn gentities.

	GAME_SHUTDOWN,	// (void);

	GAME_CLIENT_CONNECT,	//  )( int clientNum, qboolean firstTime, qboolean isBot );
	// return NULL if the client is allowed to connect, otherwise return
	// a text string with the reason for denial

	GAME_CLIENT_BEGIN,				//  )( int clientNum );

	GAME_CLIENT_USERINFO_CHANGED,	//  )( int clientNum );

	GAME_CLIENT_DISCONNECT,			//  )( int clientNum );

	GAME_CLIENT_COMMAND,			//  )( int clientNum );

	GAME_CLIENT_THINK,				//  )( int clientNum );

	GAME_RUN_FRAME,					//  )( int levelTime );

	GAME_CONSOLE_COMMAND,			//  )( void );
	// ConsoleCommand will be called when a command has been issued
	// that is not recognized as a builtin function.
	// The game can issue gi.argc() / gi.argv() commands to get the command
	// and parameters.  Return qfalse if the game doesn't recognize it as a command.

	BOTAI_START_FRAME				//  )( int time );
} game_export_t;
#endif