124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
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/*
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Copyright (C) 1994-1995 Apogee Software, Ltd.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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.
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See the GNU General Public License for more details.
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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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// ipxnet.h
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#include "c:\merge\rottnet.h"
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typedef struct
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{
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char private[MAXPACKETSIZE];
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} rottdata_t;
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#include "global.h"
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//===========================================================================
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#define NUMPACKETS 8 // max outstanding packets before loss
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#define NUMPACKETSPERPLAYER 3 // max outstanding packets per player before loss
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#define MAXPACKETS (8*NUMPACKETSPERPLAYER)
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// setupdata_t is used as rottdata_t during setup
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typedef struct
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{
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short client;
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short playernumber;
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short command;
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short extra;
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short numplayers;
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} setupdata_t;
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typedef struct IPXPacketStructure
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{
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WORD PacketCheckSum; /* high-low */
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WORD PacketLength; /* high-low */
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BYTE PacketTransportControl;
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BYTE PacketType;
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BYTE dNetwork[4]; /* high-low */
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BYTE dNode[6]; /* high-low */
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BYTE dSocket[2]; /* high-low */
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BYTE sNetwork[4]; /* high-low */
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BYTE sNode[6]; /* high-low */
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BYTE sSocket[2]; /* high-low */
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} IPXPacket;
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typedef struct
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{
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BYTE network[4]; /* high-low */
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BYTE node[6]; /* high-low */
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} localadr_t;
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typedef struct
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{
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BYTE node[6]; /* high-low */
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} nodeadr_t;
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typedef struct ECBStructure
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{
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WORD Link[2]; /* offset-segment */
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WORD ESRAddress[2]; /* offset-segment */
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BYTE InUseFlag;
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BYTE CompletionCode;
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WORD ECBSocket; /* high-low */
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BYTE IPXWorkspace[4]; /* N/A */
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BYTE DriverWorkspace[12]; /* N/A */
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BYTE ImmediateAddress[6]; /* high-low */
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WORD FragmentCount; /* low-high */
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WORD fAddress[2]; /* offset-segment */
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WORD fSize; /* low-high */
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WORD f2Address[2]; /* offset-segment */
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WORD f2Size; /* low-high */
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} ECB;
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// time is used by the communication driver to sequence packets returned
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// to rott when more than one is waiting
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typedef struct
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{
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ECB ecb;
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IPXPacket ipx;
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long time;
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rottdata_t data;
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} packet_t;
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extern nodeadr_t nodeadr[MAXNETNODES+1];
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extern int localnodenum;
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extern long ipxlocaltime; // for time stamp in packets
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extern long remotetime; // timestamp of last packet gotten
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extern nodeadr_t remoteadr;
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void InitNetwork (void);
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void ShutdownNetwork (void);
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void SendPacket (int destination);
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int GetPacket (void);
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