quakespasm/source/net.h

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2022-02-08 19:06:54 +00:00
/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2009-2010 Ozkan Sezer
Copyright (C) 2010-2014 QuakeSpasm developers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
net.h
quake's interface to the networking layer
network functions and data, common to the
whole engine
*/
#ifndef _QUAKE_NET_H
#define _QUAKE_NET_H
#define NET_NAMELEN 64
#define NET_MAXMESSAGE 64000 /* ericw -- was 32000 */
extern int DEFAULTnet_hostport;
extern int net_hostport;
extern cvar_t hostname;
extern double net_time;
extern sizebuf_t net_message;
extern int net_activeconnections;
void NET_Init (void);
void NET_Shutdown (void);
struct qsocket_s *NET_CheckNewConnections (void);
// returns a new connection number if there is one pending, else -1
struct qsocket_s *NET_Connect (const char *host);
// called by client to connect to a host. Returns -1 if not able to
double NET_QSocketGetTime (const struct qsocket_s *sock);
const char *NET_QSocketGetAddressString (const struct qsocket_s *sock);
qboolean NET_CanSendMessage (struct qsocket_s *sock);
// Returns true or false if the given qsocket can currently accept a
// message to be transmitted.
int NET_GetMessage (struct qsocket_s *sock);
// returns data in net_message sizebuf
// returns 0 if no data is waiting
// returns 1 if a message was received
// returns 2 if an unreliable message was received
// returns -1 if the connection died
int NET_SendMessage (struct qsocket_s *sock, sizebuf_t *data);
int NET_SendUnreliableMessage (struct qsocket_s *sock, sizebuf_t *data);
// returns 0 if the message connot be delivered reliably, but the connection
// is still considered valid
// returns 1 if the message was sent properly
// returns -1 if the connection died
int NET_SendToAll(sizebuf_t *data, double blocktime);
// This is a reliable *blocking* send to all attached clients.
void NET_Close (struct qsocket_s *sock);
// if a dead connection is returned by a get or send function, this function
// should be called when it is convenient
// Server calls when a client is kicked off for a game related misbehavior
// like an illegal protocal conversation. Client calls when disconnecting
// from a server.
// A netcon_t number will not be reused until this function is called for it
void NET_Poll (void);
// Server list related globals:
extern qboolean slistInProgress;
extern qboolean slistSilent;
extern qboolean slistLocal;
extern int hostCacheCount;
void NET_Slist_f (void);
void NET_SlistSort (void);
const char *NET_SlistPrintServer (int n);
const char *NET_SlistPrintServerName (int n);
/* FIXME: driver related, but public:
*/
extern qboolean ipxAvailable;
extern qboolean tcpipAvailable;
extern char my_ipx_address[NET_NAMELEN];
extern char my_tcpip_address[NET_NAMELEN];
#endif /* _QUAKE_NET_H */