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/*
* The following information is in its entirety obtained from:
*
* Novell 'IPX Router Specification' Version 1.10
* Part No. 107-000029-001
*
* Which is available from ftp.novell.com
*/
#ifndef _NET_INET_IPX_H_
#define _NET_INET_IPX_H_
#include <linux/netdevice.h>
#include <net/datalink.h>
#include <linux/ipx.h>
typedef struct
{
__u32 net;
__u8 node[IPX_NODE_LEN];
__u16 sock;
} ipx_address;
#define ipx_broadcast_node "\377\377\377\377\377\377"
#define ipx_this_node "\0\0\0\0\0\0"
#define IPX_MAX_PPROP_HOPS 8
struct ipxhdr
{
__u16 ipx_checksum __attribute__ ((packed));
#define IPX_NO_CHECKSUM 0xFFFF
__u16 ipx_pktsize __attribute__ ((packed));
__u8 ipx_tctrl;
__u8 ipx_type;
#define IPX_TYPE_UNKNOWN 0x00
#define IPX_TYPE_RIP 0x01 /* may also be 0 */
#define IPX_TYPE_SAP 0x04 /* may also be 0 */
#define IPX_TYPE_SPX 0x05 /* SPX protocol */
#define IPX_TYPE_NCP 0x11 /* $lots for docs on this (SPIT) */
#define IPX_TYPE_PPROP 0x14 /* complicated flood fill brdcast */
ipx_address ipx_dest __attribute__ ((packed));
ipx_address ipx_source __attribute__ ((packed));
};
typedef struct ipx_interface {
/* IPX address */
__u32 if_netnum;
unsigned char if_node[IPX_NODE_LEN];
atomic_t refcnt;
/* physical device info */
struct net_device *if_dev;
struct datalink_proto *if_dlink;
unsigned short if_dlink_type;
/* socket support */
unsigned short if_sknum;
struct sock *if_sklist;
spinlock_t if_sklist_lock;
/* administrative overhead */
int if_ipx_offset;
unsigned char if_internal;
unsigned char if_primary;
struct ipx_interface *if_next;
} ipx_interface;
typedef struct ipx_route {
__u32 ir_net;
ipx_interface *ir_intrfc;
unsigned char ir_routed;
unsigned char ir_router_node[IPX_NODE_LEN];
struct ipx_route *ir_next;
atomic_t refcnt;
} ipx_route;
#ifdef __KERNEL__
struct ipx_cb {
u8 ipx_tctrl;
u32 ipx_dest_net;
u32 ipx_source_net;
struct {
u32 netnum;
int index;
} last_hop;
};
#endif
#define IPX_MIN_EPHEMERAL_SOCKET 0x4000
#define IPX_MAX_EPHEMERAL_SOCKET 0x7fff
extern int ipx_register_spx(struct proto_ops **, struct net_proto_family *);
extern int ipx_unregister_spx(void);
#endif /* def _NET_INET_IPX_H_ */
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