//////////////////////////////////////////////////////////
// sys globals

entity self;

/////////////////////////////////////////////////////////
void		end_sys_globals;
/////////////////////////////////////////////////////////
// sys fields

/////////////////////////////////////////////////////////
void		end_sys_fields;
/////////////////////////////////////////////////////////
// sys functions

void() m_init;
void(float keynr, float ascii) m_keydown;
void() m_draw;
void() m_toggle;
void() m_shutdown;

/////////////////////////////////////////////////////////
// sys constants
///////////////////////////
// key constants

//
// these are the key numbers that should be passed to Key_Event
//
float K_TAB			=	9;
float K_ENTER		=	13;
float K_ESCAPE		=	27;
float K_SPACE		=	32;

// normal keys should be passed as lowercased ascii

float K_BACKSPACE	=	127;
float K_UPARROW		=	128;
float K_DOWNARROW	=	129;
float K_LEFTARROW	=	130;
float K_RIGHTARROW	=	131;

float K_ALT		=	132;
float K_CTRL	=	133;
float K_SHIFT	=	134;
float K_F1		=	135;
float K_F2		=	136;
float K_F3		=	137;
float K_F4		=	138;
float K_F5		=	139;
float K_F6		=	140;
float K_F7		=	141;
float K_F8		=	142;
float K_F9		=	143;
float K_F10		=	144;
float K_F11		=	145;
float K_F12		=	146;
float K_INS		=	147;
float K_DEL		=	148;
float K_PGDN	=	149;
float K_PGUP	=	150;
float K_HOME	=	151;
float K_END		=	152;

float K_KP_HOME			=	160;
float K_KP_UPARROW		=	161;
float K_KP_PGUP			=	162;
float K_KP_LEFTARROW	=	163;
float K_KP_5			=	164;
float K_KP_RIGHTARROW	=	165;
float K_KP_END			=	166;
float K_KP_DOWNARROW	=	167;
float K_KP_PGDN			=	168;
float K_KP_ENTER		=	169;
float K_KP_INS   		=	170;
float K_KP_DEL			=	171;
float K_KP_SLASH		=	172;
float K_KP_MINUS		=	173;
float K_KP_PLUS			=	174;

float K_PAUSE		=	255;

//
// joystick buttons
//
float K_JOY1		=	768;
float K_JOY2		=	769;
float K_JOY3		=	770;
float K_JOY4		=	771;

//
// aux keys are for multi-buttoned joysticks to generate so they can use
// the normal binding process
//
float K_AUX1		=	772;
float K_AUX2		=	773;
float K_AUX3		=	774;
float K_AUX4		=	775;
float K_AUX5		=	776;
float K_AUX6		=	777;
float K_AUX7		=	778;
float K_AUX8		=	779;
float K_AUX9		=	780;
float K_AUX10		=	781;
float K_AUX11		=	782;
float K_AUX12		=	783;
float K_AUX13		=	784;
float K_AUX14		=	785;
float K_AUX15		=	786;
float K_AUX16		=	787;
float K_AUX17		=	788;
float K_AUX18		=	789;
float K_AUX19		=	790;
float K_AUX20		=	791;
float K_AUX21		=	792;
float K_AUX22		=	793;
float K_AUX23		=	794;
float K_AUX24		=	795;
float K_AUX25		=	796;
float K_AUX26		=	797;
float K_AUX27		=	798;
float K_AUX28		=	799;
float K_AUX29		=	800;
float K_AUX30		=	801;
float K_AUX31		=	802;
float K_AUX32		=	803;

//
// mouse buttons generate virtual keys
//
float K_MOUSE1		=	512;
float K_MOUSE2		=	513;
float K_MOUSE3		=	514;
float K_MOUSE4		=	515;
float K_MOUSE5		=	516;
float K_MOUSE6		=	517;
float K_MOUSE7		=	518;
float K_MOUSE8		=	519;
float K_MOUSE9		=	520;
float K_MOUSE10		=	521;

float K_MWHEELDOWN	=	K_MOUSE4;
float K_MWHEELUP	=	K_MOUSE5;

///////////////////////////
// key dest constants

float KEY_GAME 		=	0;
float KEY_MENU		=	2;
float KEY_UNKNOWN	= 	3;

///////////////////////////
// file constants

float FILE_READ = 0;
float FILE_APPEND = 1;
float FILE_WRITE = 2;

///////////////////////////
// logical constants (just for completeness)

float TRUE 	= 1;
float FALSE = 0;

///////////////////////////
// boolean constants

float true = 1;
float false = 0;

///////////////////////////
// msg constants

float MSG_BROADCAST		= 0;		// unreliable to all
float MSG_ONE			= 1;		// reliable to one (msg_entity)
float MSG_ALL			= 2;		// reliable to all
float MSG_INIT			= 3;		// write to the init string

/////////////////////////////
// mouse target constants

float MT_MENU = 1;
float MT_CLIENT = 2;

/////////////////////////
// client state constants

float CS_DEDICATED 		= 0;
float CS_DISCONNECTED 	= 1;
float CS_CONNECTED		= 2;

///////////////////////////
// blend flags

float DRAWFLAG_NORMAL		= 0;
float DRAWFLAG_ADDITIVE 	= 1;
float DRAWFLAG_MODULATE 	= 2;
float DRAWFLAG_2XMODULATE   = 3;


///////////////////////////
// cvar constants

float CVAR_SAVE 	= 1;
float CVAR_NOTIFY 	= 2;
float CVAR_READONLY	= 4;

///////////////////////////
// server list constants

float SLIST_CNAME = 0;
float SLIST_LINE1 = 1024;
float SLIST_LINE2 = 1025;

float SLIST_HOSTCACHECOUNT   = 0;
float SLIST_MASTERQUERYCOUNT = 2;
float SLIST_MASTERREPLYCOUNT = 3;
float SLIST_SERVERQUERYCOUNT = 4;
float SLIST_SERVERREPLYCOUNT = 5;

///////////////////////////
// null entity (actually it is the same like the world entity)

entity null_entity;

///////////////////////////
// error constants

// file handling
float ERR_CANNOTOPEN			= -1; // fopen
float ERR_NOTENOUGHFILEHANDLES 	= -2; // fopen
float ERR_INVALIDMODE 			= -3; // fopen
float ERR_BADFILENAME 			= -4; // fopen

// drawing functions

float ERR_NULLSTRING			= -1;
float ERR_BADDRAWFLAG			= -2;
float ERR_BADSCALE				= -3;
float ERR_BADSIZE				= ERR_BADSCALE;
float ERR_NOTCACHED				= -4;

/* not supported at the moment
///////////////////////////
// os constants

float OS_WINDOWS	= 0;
float OS_LINUX		= 1;
float OS_MAC		= 2;
*/