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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _LINUX_DN_H
2#define _LINUX_DN_H
3
Jaswinder Singh Rajput57d17802009-01-30 20:52:54 +05304#include <linux/types.h>
5
Linus Torvalds1da177e2005-04-16 15:20:36 -07006/*
7
8 DECnet Data Structures and Constants
9
10*/
11
12/*
13 * DNPROTO_NSP can't be the same as SOL_SOCKET,
14 * so increment each by one (compared to ULTRIX)
15 */
16#define DNPROTO_NSP 2 /* NSP protocol number */
17#define DNPROTO_ROU 3 /* Routing protocol number */
18#define DNPROTO_NML 4 /* Net mgt protocol number */
19#define DNPROTO_EVL 5 /* Evl protocol number (usr) */
20#define DNPROTO_EVR 6 /* Evl protocol number (evl) */
21#define DNPROTO_NSPT 7 /* NSP trace protocol number */
22
23
24#define DN_ADDL 2
25#define DN_MAXADDL 2 /* ULTRIX headers have 20 here, but pathworks has 2 */
26#define DN_MAXOPTL 16
27#define DN_MAXOBJL 16
28#define DN_MAXACCL 40
29#define DN_MAXALIASL 128
30#define DN_MAXNODEL 256
31#define DNBUFSIZE 65023
32
33/*
34 * SET/GET Socket options - must match the DSO_ numbers below
35 */
36#define SO_CONDATA 1
37#define SO_CONACCESS 2
38#define SO_PROXYUSR 3
39#define SO_LINKINFO 7
40
41#define DSO_CONDATA 1 /* Set/Get connect data */
42#define DSO_DISDATA 10 /* Set/Get disconnect data */
43#define DSO_CONACCESS 2 /* Set/Get connect access data */
44#define DSO_ACCEPTMODE 4 /* Set/Get accept mode */
45#define DSO_CONACCEPT 5 /* Accept deferred connection */
46#define DSO_CONREJECT 6 /* Reject deferred connection */
47#define DSO_LINKINFO 7 /* Set/Get link information */
48#define DSO_STREAM 8 /* Set socket type to stream */
49#define DSO_SEQPACKET 9 /* Set socket type to sequenced packet */
50#define DSO_MAXWINDOW 11 /* Maximum window size allowed */
51#define DSO_NODELAY 12 /* Turn off nagle */
52#define DSO_CORK 13 /* Wait for more data! */
53#define DSO_SERVICES 14 /* NSP Services field */
54#define DSO_INFO 15 /* NSP Info field */
55#define DSO_MAX 15 /* Maximum option number */
56
57
58/* LINK States */
59#define LL_INACTIVE 0
60#define LL_CONNECTING 1
61#define LL_RUNNING 2
62#define LL_DISCONNECTING 3
63
64#define ACC_IMMED 0
65#define ACC_DEFER 1
66
67#define SDF_WILD 1 /* Wild card object */
68#define SDF_PROXY 2 /* Addr eligible for proxy */
69#define SDF_UICPROXY 4 /* Use uic-based proxy */
70
71/* Structures */
72
73
74struct dn_naddr
75{
Steven Whitehousec4ea94a2006-03-20 22:42:39 -080076 __le16 a_len;
77 __u8 a_addr[DN_MAXADDL]; /* Two bytes little endian */
Linus Torvalds1da177e2005-04-16 15:20:36 -070078};
79
80struct sockaddr_dn
81{
Steven Whitehousec4ea94a2006-03-20 22:42:39 -080082 __u16 sdn_family;
83 __u8 sdn_flags;
84 __u8 sdn_objnum;
85 __le16 sdn_objnamel;
86 __u8 sdn_objname[DN_MAXOBJL];
Linus Torvalds1da177e2005-04-16 15:20:36 -070087 struct dn_naddr sdn_add;
88};
89#define sdn_nodeaddrl sdn_add.a_len /* Node address length */
90#define sdn_nodeaddr sdn_add.a_addr /* Node address */
91
92
93
94/*
95 * DECnet set/get DSO_CONDATA, DSO_DISDATA (optional data) structure
96 */
97struct optdata_dn {
Steven Whitehousec4ea94a2006-03-20 22:42:39 -080098 __le16 opt_status; /* Extended status return */
Linus Torvalds1da177e2005-04-16 15:20:36 -070099#define opt_sts opt_status
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800100 __le16 opt_optl; /* Length of user data */
101 __u8 opt_data[16]; /* User data */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102};
103
104struct accessdata_dn
105{
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800106 __u8 acc_accl;
107 __u8 acc_acc[DN_MAXACCL];
108 __u8 acc_passl;
109 __u8 acc_pass[DN_MAXACCL];
110 __u8 acc_userl;
111 __u8 acc_user[DN_MAXACCL];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112};
113
114/*
115 * DECnet logical link information structure
116 */
117struct linkinfo_dn {
Al Virod88e6612007-02-09 18:13:42 +0000118 __u16 idn_segsize; /* Segment size for link */
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800119 __u8 idn_linkstate; /* Logical link state */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120};
121
122/*
123 * Ethernet address format (for DECnet)
124 */
125union etheraddress {
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800126 __u8 dne_addr[6]; /* Full ethernet address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127 struct {
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800128 __u8 dne_hiord[4]; /* DECnet HIORD prefix */
129 __u8 dne_nodeaddr[2]; /* DECnet node address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130 } dne_remote;
131};
132
133
134/*
135 * DECnet physical socket address format
136 */
137struct dn_addr {
Steven Whitehousec4ea94a2006-03-20 22:42:39 -0800138 __le16 dna_family; /* AF_DECnet */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139 union etheraddress dna_netaddr; /* DECnet ethernet address */
140};
141
142#define DECNET_IOCTL_BASE 0x89 /* PROTOPRIVATE range */
143
144#define SIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, struct dn_naddr)
145#define SIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, struct dn_naddr)
146#define OSIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, int)
147#define OSIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, int)
148
149#endif /* _LINUX_DN_H */