blob: b2774723301d503ea35f110a52b052a1b1b0a4ce (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
// 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
//-----------------------------------------------------------------------------
//
// $Log:$
//
//-----------------------------------------------------------------------------
|
