DOOM/sersrc/DOOMNET.H

// doomnet.h


#define PEL_WRITE_ADR   0x3c8
#define PEL_DATA        0x3c9

#define I_ColorBlack(r,g,b) {outp(PEL_WRITE_ADR,0);outp(PEL_DATA,r);outp(PEL_DATA,g);outp(PEL_DATA,b);};




#define	MAXNETNODES		8			// max computers in a game
#define	MAXPLAYERS		4			// 4 players max + drones


#define	CMD_SEND	1
#define	CMD_GET		2

#define	DOOMCOM_ID		0x12345678l

typedef struct
{
	long	id;
	short	intnum;			// DOOM executes an int to send commands

// communication between DOOM and the driver
	short	command;		// CMD_SEND or CMD_GET
	short	remotenode;		// dest for send, set by get (-1 = no packet)
	short	datalength;		// bytes in doomdata to be sent / bytes read

// info common to all nodes
	short	numnodes;		// console is allways node 0
	short	ticdup;			// 1 = no duplication, 2-5 = dup for slow nets
	short	extratics;		// 1 = send a backup tic in every packet
	short	deathmatch;		// 1 = deathmatch
	short	savegame;		// -1 = new game, 0-5 = load savegame
	short	episode;		// 1-3
	short	map;			// 1-9
	short	skill;			// 1-5

// info specific to this node
	short	consoleplayer;	// 0-3 = player number
	short	numplayers;		// 1-4
	short	angleoffset;	// 1 = left, 0 = center, -1 = right
	short	drone;			// 1 = drone

// packet data to be sent
	char	data[512];
} doomcom_t;



extern	doomcom_t	doomcom;
extern	void interrupt (*olddoomvect) (void);
extern	int			vectorishooked;

int CheckParm (char *check);
void LaunchDOOM (void);
void interrupt NetISR (void);