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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | /* * 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; }; struct ipx_opt { ipx_address dest_addr; ipx_interface *intrfc; unsigned short port; #ifdef CONFIG_IPX_INTERN unsigned char node[IPX_NODE_LEN]; #endif unsigned short type; /* To handle special ncp connection-handling sockets for mars_nwe, * the connection number must be stored in the socket. */ unsigned short ipx_ncp_conn; }; #define ipx_sk(__sk) ((struct ipx_opt *)(__sk)->protinfo) #define IPX_SKB_CB(__skb) ((struct ipx_cb *)&((__skb)->cb[0])) #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_ */ |