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https://github.com/ZDoom/gzdoom.git
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ef10467ff8
This is a combination of 2 commits. Revert "New API for assigning unique network ids to objects" This reverts commite37c19b5b4. This is the commit message #2: Revert "Fix for Morph virtual" This reverts commit0ef042562e.
128 lines
4 KiB
C++
128 lines
4 KiB
C++
//-----------------------------------------------------------------------------
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//
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// Copyright 1993-1996 id Software
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// Copyright 1999-2016 Randy Heit
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// Copyright 2002-2016 Christoph Oelckers
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see http://www.gnu.org/licenses/
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//
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//-----------------------------------------------------------------------------
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//
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// DESCRIPTION:
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// Networking stuff.
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//
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//-----------------------------------------------------------------------------
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#ifndef __D_NET__
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#define __D_NET__
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#include "doomtype.h"
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#include "doomdef.h"
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#include "d_protocol.h"
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#include "i_net.h"
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class FDynamicBuffer
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{
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public:
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FDynamicBuffer ();
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~FDynamicBuffer ();
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void SetData (const uint8_t *data, int len);
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uint8_t *GetData (int *len = NULL);
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private:
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uint8_t *m_Data;
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int m_Len, m_BufferLen;
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};
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extern FDynamicBuffer NetSpecs[MAXPLAYERS][BACKUPTICS];
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// Create any new ticcmds and broadcast to other players.
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void NetUpdate (void);
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// Broadcasts special packets to other players
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// to notify of game exit
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void D_QuitNetGame (void);
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//? how many ticks to run?
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void TryRunTics (void);
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//Use for checking to see if the netgame has stalled
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void Net_CheckLastReceived(int);
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// [RH] Functions for making and using special "ticcmds"
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void Net_NewMakeTic ();
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void Net_WriteInt8 (uint8_t);
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void Net_WriteInt16 (int16_t);
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void Net_WriteInt32 (int32_t);
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void Net_WriteInt64(int64_t);
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void Net_WriteFloat (float);
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void Net_WriteDouble(double);
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void Net_WriteString (const char *);
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void Net_WriteBytes (const uint8_t *, int len);
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void Net_DoCommand (int type, uint8_t **stream, int player);
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void Net_SkipCommand (int type, uint8_t **stream);
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void Net_ClearBuffers ();
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// Netgame stuff (buffers and pointers, i.e. indices).
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// This is the interface to the packet driver, a separate program
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// in DOS, but just an abstraction here.
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extern doomcom_t doomcom;
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extern struct ticcmd_t localcmds[LOCALCMDTICS];
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extern int maketic;
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extern int nettics[MAXNETNODES];
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extern int netdelay[MAXNETNODES][BACKUPTICS];
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extern int nodeforplayer[MAXPLAYERS];
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extern ticcmd_t netcmds[MAXPLAYERS][BACKUPTICS];
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extern int ticdup;
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// [RH]
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// New generic packet structure:
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//
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// Header:
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// One byte with following flags.
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// One byte with starttic
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// One byte with master's maketic (master -> slave only!)
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// If NCMD_RETRANSMIT set, one byte with retransmitfrom
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// If NCMD_XTICS set, one byte with number of tics (minus 3, so theoretically up to 258 tics in one packet)
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// If NCMD_QUITTERS, one byte with number of players followed by one byte with each player's consolenum
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// If NCMD_MULTI, one byte with number of players followed by one byte with each player's consolenum
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// - The first player's consolenum is not included in this list, because it always matches the sender
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//
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// For each tic:
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// Two bytes with consistancy check, followed by tic data
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//
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// Setup packets are different, and are described just before D_ArbitrateNetStart().
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#define NCMD_EXIT 0x80
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#define NCMD_RETRANSMIT 0x40
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#define NCMD_SETUP 0x20
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#define NCMD_MULTI 0x10 // multiple players in this packet
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#define NCMD_QUITTERS 0x08 // one or more players just quit (packet server only)
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#define NCMD_COMPRESSED 0x04 // remainder of packet is compressed
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#define NCMD_XTICS 0x03 // packet contains >2 tics
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#define NCMD_2TICS 0x02 // packet contains 2 tics
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#define NCMD_1TICS 0x01 // packet contains 1 tic
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#define NCMD_0TICS 0x00 // packet contains 0 tics
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#endif
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