linux-sg2042/include/linux/ipx.h

#ifndef _IPX_H_
#define _IPX_H_
#include <linux/sockios.h>
#include <linux/socket.h>
#define IPX_NODE_LEN	6
#define IPX_MTU		576

struct sockaddr_ipx {
	sa_family_t	sipx_family;
	__be16		sipx_port;
	__be32		sipx_network;
	unsigned char 	sipx_node[IPX_NODE_LEN];
	__u8		sipx_type;
	unsigned char	sipx_zero;	/* 16 byte fill */
};

/*
 * So we can fit the extra info for SIOCSIFADDR into the address nicely
 */
#define sipx_special	sipx_port
#define sipx_action	sipx_zero
#define IPX_DLTITF	0
#define IPX_CRTITF	1

struct ipx_route_definition {
	__be32        ipx_network;
	__be32        ipx_router_network;
	unsigned char ipx_router_node[IPX_NODE_LEN];
};

struct ipx_interface_definition {
	__be32        ipx_network;
	unsigned char ipx_device[16];
	unsigned char ipx_dlink_type;
#define IPX_FRAME_NONE		0
#define IPX_FRAME_SNAP		1
#define IPX_FRAME_8022		2
#define IPX_FRAME_ETHERII	3
#define IPX_FRAME_8023		4
#define IPX_FRAME_TR_8022       5 /* obsolete */
	unsigned char ipx_special;
#define IPX_SPECIAL_NONE	0
#define IPX_PRIMARY		1
#define IPX_INTERNAL		2
	unsigned char ipx_node[IPX_NODE_LEN];
};
	
struct ipx_config_data {
	unsigned char	ipxcfg_auto_select_primary;
	unsigned char	ipxcfg_auto_create_interfaces;
};

/*
 * OLD Route Definition for backward compatibility.
 */

struct ipx_route_def {
	__be32		ipx_network;
	__be32		ipx_router_network;
#define IPX_ROUTE_NO_ROUTER	0
	unsigned char	ipx_router_node[IPX_NODE_LEN];
	unsigned char	ipx_device[16];
	unsigned short	ipx_flags;
#define IPX_RT_SNAP		8
#define IPX_RT_8022		4
#define IPX_RT_BLUEBOOK		2
#define IPX_RT_ROUTED		1
};

#define SIOCAIPXITFCRT		(SIOCPROTOPRIVATE)
#define SIOCAIPXPRISLT		(SIOCPROTOPRIVATE + 1)
#define SIOCIPXCFGDATA		(SIOCPROTOPRIVATE + 2)
#define SIOCIPXNCPCONN		(SIOCPROTOPRIVATE + 3)
#endif /* _IPX_H_ */