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);