SRB2/src/i_net.h
2019-12-06 13:49:42 -05:00

154 lines
3.5 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2019 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file i_net.h
/// \brief System specific network interface stuff.
#ifndef __I_NET__
#define __I_NET__
#ifdef __GNUG__
#pragma interface
#endif
#include "doomdef.h"
#include "command.h"
/// \brief program net id
#define DOOMCOM_ID (INT32)0x12345678l
/// \def MAXPACKETLENGTH
/// For use in a LAN
#define MAXPACKETLENGTH 1450
/// \def INETPACKETLENGTH
/// For use on the internet
#define INETPACKETLENGTH 1024
extern INT16 hardware_MAXPACKETLENGTH;
extern INT32 net_bandwidth; // in byte/s
#if defined(_MSC_VER)
#pragma pack(1)
#endif
typedef struct
{
/// Supposed to be DOOMCOM_ID
INT32 id;
/// SRB2 executes an INT32 to execute commands.
INT16 intnum;
/// Communication between SRB2 and the driver.
/// Is CMD_SEND or CMD_GET.
INT16 command;
/// Is dest for send, set by get (-1 = no packet).
INT16 remotenode;
/// Number of bytes in doomdata to be sent
INT16 datalength;
/// Info common to all nodes.
/// Console is always node 0.
INT16 numnodes;
/// Flag: 1 = no duplication, 2-5 = dup for slow nets.
INT16 ticdup;
/// Flag: 1 = send a backup tic in every packet.
INT16 extratics;
/// kind of game
INT16 gametype;
/// Flag: -1 = new game, 0-5 = load savegame
INT16 savegame;
/// currect map
INT16 map;
/// Info specific to this node.
INT16 consoleplayer;
/// Number of "slots": the highest player number in use plus one.
INT16 numslots;
/// The packet data to be sent.
char data[MAXPACKETLENGTH];
} ATTRPACK doomcom_t;
#if defined(_MSC_VER)
#pragma pack()
#endif
extern doomcom_t *doomcom;
/** \brief return packet in doomcom struct
*/
extern boolean (*I_NetGet)(void);
/** \brief ask to driver if there is data waiting
*/
extern boolean (*I_NetCanGet)(void);
/** \brief send packet within doomcom struct
*/
extern void (*I_NetSend)(void);
/** \brief ask to driver if all is ok to send data now
*/
extern boolean (*I_NetCanSend)(void);
/** \brief close a connection
\param nodenum node to be closed
\return void
*/
extern void (*I_NetFreeNodenum)(INT32 nodenum);
/** \brief open a connection with specified address
\param address address to connect to
\return number of node
*/
extern SINT8 I_NetMakeNode(const char *address);
/** \brief open a connection with specified address and port
\param address address to connect to
\param port port to connect to
\return number of node
*/
extern SINT8 (*I_NetMakeNodewPort)(const char *address, const char *port);
/** \brief open connection
*/
extern boolean (*I_NetOpenSocket)(void);
/** \brief close all connections no more allow geting any packet
*/
extern void (*I_NetCloseSocket)(void);
extern boolean (*I_Ban) (INT32 node);
extern void (*I_ClearBans)(void);
extern const char *(*I_GetNodeAddress) (INT32 node);
extern const char *(*I_GetBanAddress) (size_t ban);
extern const char *(*I_GetBanMask) (size_t ban);
extern boolean (*I_SetBanAddress) (const char *address,const char *mask);
extern boolean *bannednode;
/// \brief Called by D_SRB2Main to be defined by extern network driver
boolean I_InitNetwork(void);
#endif