150 lines
3.2 KiB
C++
Executable File
150 lines
3.2 KiB
C++
Executable File
// Emacs style mode select -*- C++ -*-
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Id:$
|
|
//
|
|
// Copyright (C) 1993-1996 by id Software, Inc.
|
|
//
|
|
// This source is available for distribution and/or modification
|
|
// only under the terms of the DOOM Source Code License as
|
|
// published by id Software. All rights reserved.
|
|
//
|
|
// The source is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
|
|
// for more details.
|
|
//
|
|
// DESCRIPTION:
|
|
// Networking stuff.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
|
|
#ifndef __D_NET__
|
|
#define __D_NET__
|
|
|
|
#include "d_player.h"
|
|
|
|
|
|
#ifdef __GNUG__
|
|
#pragma interface
|
|
#endif
|
|
|
|
|
|
//
|
|
// Network play related stuff.
|
|
// There is a data struct that stores network
|
|
// communication related stuff, and another
|
|
// one that defines the actual packets to
|
|
// be transmitted.
|
|
//
|
|
|
|
#define DOOMCOM_ID 0x12345678l
|
|
|
|
// Max computers/players in a game.
|
|
#define MAXNETNODES 8
|
|
|
|
|
|
// Networking and tick handling related.
|
|
#define BACKUPTICS 12
|
|
|
|
typedef enum
|
|
{
|
|
CMD_SEND = 1,
|
|
CMD_GET = 2
|
|
|
|
} command_t;
|
|
|
|
|
|
//
|
|
// Network packet data.
|
|
//
|
|
typedef struct
|
|
{
|
|
// High bit is retransmit request.
|
|
unsigned checksum;
|
|
// Only valid if NCMD_RETRANSMIT.
|
|
byte retransmitfrom;
|
|
|
|
byte starttic;
|
|
byte player;
|
|
byte numtics;
|
|
ticcmd_t cmds[BACKUPTICS];
|
|
|
|
} doomdata_t;
|
|
|
|
|
|
|
|
|
|
typedef struct
|
|
{
|
|
// Supposed to be DOOMCOM_ID?
|
|
long id;
|
|
|
|
// DOOM executes an int to execute commands.
|
|
short intnum;
|
|
// Communication between DOOM and the driver.
|
|
// Is CMD_SEND or CMD_GET.
|
|
short command;
|
|
// Is dest for send, set by get (-1 = no packet).
|
|
short remotenode;
|
|
|
|
// Number of bytes in doomdata to be sent
|
|
short datalength;
|
|
|
|
// Info common to all nodes.
|
|
// Console is allways node 0.
|
|
short numnodes;
|
|
// Flag: 1 = no duplication, 2-5 = dup for slow nets.
|
|
short ticdup;
|
|
// Flag: 1 = send a backup tic in every packet.
|
|
short extratics;
|
|
// Flag: 1 = deathmatch.
|
|
short deathmatch;
|
|
// Flag: -1 = new game, 0-5 = load savegame
|
|
short savegame;
|
|
short episode; // 1-3
|
|
short map; // 1-9
|
|
short skill; // 1-5
|
|
|
|
// Info specific to this node.
|
|
short consoleplayer;
|
|
short numplayers;
|
|
|
|
// These are related to the 3-display mode,
|
|
// in which two drones looking left and right
|
|
// were used to render two additional views
|
|
// on two additional computers.
|
|
// Probably not operational anymore.
|
|
// 1 = left, 0 = center, -1 = right
|
|
short angleoffset;
|
|
// 1 = drone
|
|
short drone;
|
|
|
|
// The packet data to be sent.
|
|
doomdata_t data;
|
|
|
|
} doomcom_t;
|
|
|
|
|
|
|
|
// Create any new ticcmds and broadcast to other players.
|
|
void NetUpdate (void);
|
|
|
|
// Broadcasts special packets to other players
|
|
// to notify of game exit
|
|
void D_QuitNetGame (void);
|
|
|
|
//? how many ticks to run?
|
|
void TryRunTics (void);
|
|
|
|
|
|
#endif
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Log:$
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|