1 #ifndef _LINUX_DN_H
2 #define _LINUX_DN_H
3
4 /*
5
6 DECnet Data Structures and Constants
7
8 */
9
10 /*
11 * DNPROTO_NSP can't be the same as SOL_SOCKET,
12 * so increment each by one (compared to ULTRIX)
13 */
14 #define DNPROTO_NSP 2 /* NSP protocol number */
15 #define DNPROTO_ROU 3 /* Routing protocol number */
16 #define DNPROTO_NML 4 /* Net mgt protocol number */
17 #define DNPROTO_EVL 5 /* Evl protocol number (usr) */
18 #define DNPROTO_EVR 6 /* Evl protocol number (evl) */
19 #define DNPROTO_NSPT 7 /* NSP trace protocol number */
20
21
22 #define DN_ADDL 2
23 #define DN_MAXADDL 2 /* ULTRIX headers have 20 here, but pathworks has 2 */
24 #define DN_MAXOPTL 16
25 #define DN_MAXOBJL 16
26 #define DN_MAXACCL 40
27 #define DN_MAXALIASL 128
28 #define DN_MAXNODEL 256
29 #define DNBUFSIZE 65023
30
31 /*
32 * SET/GET Socket options - must match the DSO_ numbers below
33 */
34 #define SO_CONDATA 1
35 #define SO_CONACCESS 2
36 #define SO_PROXYUSR 3
37 #define SO_LINKINFO 7
38
39 #define DSO_CONDATA 1 /* Set/Get connect data */
40 #define DSO_DISDATA 10 /* Set/Get disconnect data */
41 #define DSO_CONACCESS 2 /* Set/Get connect access data */
42 #define DSO_ACCEPTMODE 4 /* Set/Get accept mode */
43 #define DSO_CONACCEPT 5 /* Accept deferred connection */
44 #define DSO_CONREJECT 6 /* Reject deferred connection */
45 #define DSO_LINKINFO 7 /* Set/Get link information */
46 #define DSO_STREAM 8 /* Set socket type to stream */
47 #define DSO_SEQPACKET 9 /* Set socket type to sequenced packet */
48 #define DSO_MAX 10 /* Maximum option number */
49
50
51 /* LINK States */
52 #define LL_INACTIVE 0
53 #define LL_CONNECTING 1
54 #define LL_RUNNING 2
55 #define LL_DISCONNECTING 3
56
57 #define ACC_IMMED 0
58 #define ACC_DEFER 1
59
60 #define SDF_WILD 1 /* Wild card object */
61 #define SDF_PROXY 2 /* Addr eligible for proxy */
62 #define SDF_UICPROXY 4 /* Use uic-based proxy */
63
64 /* Structures */
65
66
67 struct dn_naddr
68 {
69 unsigned short a_len;
70 unsigned char a_addr[DN_MAXADDL];
71 };
72
73 struct sockaddr_dn
74 {
75 unsigned short sdn_family;
76 unsigned char sdn_flags;
77 unsigned char sdn_objnum;
78 unsigned short sdn_objnamel;
79 unsigned char sdn_objname[DN_MAXOBJL];
80 struct dn_naddr sdn_add;
81 };
82 #define sdn_nodeaddrl sdn_add.a_len /* Node address length */
83 #define sdn_nodeaddr sdn_add.a_addr /* Node address */
84
85
86
87 /*
88 * DECnet set/get DSO_CONDATA, DSO_DISDATA (optional data) structure
89 */
90 struct optdata_dn {
91 unsigned short opt_status; /* Extended status return */
92 #define opt_sts opt_status
93 unsigned short opt_optl; /* Length of user data */
94 unsigned char opt_data[16]; /* User data */
95 };
96
97 struct accessdata_dn
98 {
99 unsigned char acc_accl;
100 unsigned char acc_acc[DN_MAXACCL];
101 unsigned char acc_passl;
102 unsigned char acc_pass[DN_MAXACCL];
103 unsigned char acc_userl;
104 unsigned char acc_user[DN_MAXACCL];
105 };
106
107 /*
108 * DECnet logical link information structure
109 */
110 struct linkinfo_dn {
111 unsigned short idn_segsize; /* Segment size for link */
112 unsigned char idn_linkstate; /* Logical link state */
113 };
114
115 /*
116 * Ethernet address format (for DECnet)
117 */
118 union etheraddress {
119 unsigned char dne_addr[6]; /* Full ethernet address */
120 struct {
121 unsigned char dne_hiord[4]; /* DECnet HIORD prefix */
122 unsigned char dne_nodeaddr[2]; /* DECnet node address */
123 } dne_remote;
124 };
125
126
127 /*
128 * DECnet physical socket address format
129 */
130 struct dn_addr {
131 unsigned short dna_family; /* AF_DECnet */
132 union etheraddress dna_netaddr; /* DECnet ethernet address */
133 };
134
135 #define DECNET_IOCTL_BASE 0x89 /* PROTOPRIVATE range */
136
137 #define SIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, struct dn_naddr)
138 #define SIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, struct dn_naddr)
139 #define OSIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, int)
140 #define OSIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, int)
141
142 #endif /* _LINUX_DN_H */
143
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