93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
/*
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*
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* IPX-based driver interface
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*
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*/
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#ifndef _NET_DRV_H
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#define _NET_DRV_H
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#include "pstypes.h"
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#ifdef _WIN32
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#include <winsock.h>
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#else
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#include <netinet/in.h> /* for htons & co. */
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#endif
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#define MAX_PACKET_DATA 1500
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#define MAX_DATA_SIZE 542
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#define MAX_IPX_DATA 576
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#define IPX_DEFAULT_SOCKET 0x5100
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#define NETPROTO_IPX 1
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#define NETPROTO_KALINIX 2
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#define NETPROTO_UDP 3
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typedef struct IPXAddressStruct {
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ubyte Network[4];
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ubyte Node[6];
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ubyte Socket[2];
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} IPXAddress_t;
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typedef struct IPXPacketStructure {
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ushort Checksum;
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ushort Length;
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ubyte TransportControl;
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ubyte PacketType;
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IPXAddress_t Destination;
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IPXAddress_t Source;
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} IPXPacket_t;
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typedef struct socket_struct {
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ushort socket;
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int fd;
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} socket_t;
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struct recv_data {
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/* all network order */
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ubyte src_network[4];
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ubyte src_node[6];
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ushort src_socket;
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ushort dst_socket;
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int pkt_type;
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};
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struct net_driver {
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int (*OpenSocket)(int port);
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void (*CloseSocket)(void);
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int (*SendPacket)(IPXPacket_t *IPXHeader, ubyte *data, int dataLen);
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int (*ReceivePacket)(char *buffer, int bufsize, struct recv_data *rec);
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int (*PacketReady)(void);
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int usepacketnum;//we can save 4 bytes
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int type; // type of driver (NETPROTO_*). Can be used to make driver-specific rules in other parts of the multiplayer code.
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};
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extern int NetDrvGeneralPacketReady(int fd);
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extern void NetDrvGetLocalTarget( ubyte * server, ubyte * node, ubyte * local_target );
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extern int NetDrvSet(int arg);
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extern int NetDrvChangeDefaultSocket( ushort socket_number );
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extern ubyte * NetDrvGetMyLocalAddress();
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extern ubyte * NetDrvGetMyServerAddress();
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extern int NetDrvGetPacketData( ubyte * data );
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extern void NetDrvSendBroadcastPacketData( ubyte * data, int datasize );
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extern void NetDrvSendPacketData( ubyte * data, int datasize, ubyte *network, ubyte *address, ubyte *immediate_address );
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extern void NetDrvSendInternetworkPacketData( ubyte * data, int datasize, ubyte * server, ubyte *address );
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extern int NetDrvType(void);
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#ifndef __APPLE__
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extern struct net_driver netdrv_ipx;
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#endif
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#ifdef __LINUX__
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extern struct net_driver netdrv_kali;
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#endif
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extern struct net_driver netdrv_udp;
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extern unsigned char MyAddress[10];
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extern ubyte broadcast_addr[];
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extern ubyte null_addr[];
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extern u_int32_t ipx_network;
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#endif /* _NET_DRV_H */
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