/*
	Relay -- a tool to record and play Quake2 demos
	Copyright (C) 2000 Conor Davis

	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.

	Conor Davis
	cedavis@planetquake.com
*/

#ifndef __NET_H
#define __NET_H

#ifdef WIN32

#include <windows.h>

#else /* WIN32 */
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <unistd.h>

#define closesocket close
#define ioctlsocket ioctl
#endif

#include "q2defines.h"

typedef unsigned int SOCKET;

// default ports for client, server, and master
#define PORT_MASTER 27900
#define PORT_CLIENT 27901
#define PORT_SERVER 27910

#define RELIABLE_FLAG	0x80000000

#define KEEPALIVE_TIME	  1000

typedef struct
{
	struct	sockaddr_in addr;
	size_t	in_seq;
	size_t	in_bit;
	size_t	in_reliable_seq;
	size_t	out_seq;
	size_t	out_bit;
	size_t	out_reliable_seq;
	size_t	keepalive_time;
	unsigned short	qport;
	char	pad[2];
} net_t;

extern int UDP_Begin();
extern int UDP_End();
extern int UDP_OpenSocket(unsigned short *port);
extern int UDP_CloseSocket(SOCKET sd);
extern int UDP_Read(SOCKET sd, void *buf, size_t len, struct sockaddr_in *addr);
extern int UDP_Write(SOCKET sd, void *buf, size_t len, struct sockaddr_in *addr);
extern int UDP_Poll(SOCKET sd, qboolean *readable, qboolean *writeable, qboolean *errors, long msecs);
extern char *UDP_AddrToString(struct sockaddr_in *addr);
extern int UDP_AddrCompare(struct sockaddr_in *addr1, struct sockaddr_in *addr2);

extern int UDP_SendConnectionless(SOCKET sd, void *buf, size_t len, struct sockaddr_in *addr);
extern int UDP_SendUnreliable(SOCKET sd, void *buf, size_t len, net_t *net);
extern int UDP_SendReliable(SOCKET sd, void *buf, size_t len, net_t *net);
extern int UDP_ResendReliable(SOCKET sd, void *buf, size_t len, net_t *net);

#endif	// __NET_H