1 #ifndef _LINUX_DN_H 2 #define _LINUX_DN_H 3 4 #include <linux/ioctl.h> 5 #include <linux/types.h> 6 #include <linux/if_ether.h> 7 8 /* 9 10 DECnet Data Structures and Constants 11 12 */ 13 14 /* 15 * DNPROTO_NSP can't be the same as SOL_SOCKET, 16 * so increment each by one (compared to ULTRIX) 17 */ 18 #define DNPROTO_NSP 2 /* NSP protocol number */ 19 #define DNPROTO_ROU 3 /* Routing protocol number */ 20 #define DNPROTO_NML 4 /* Net mgt protocol number */ 21 #define DNPROTO_EVL 5 /* Evl protocol number (usr) */ 22 #define DNPROTO_EVR 6 /* Evl protocol number (evl) */ 23 #define DNPROTO_NSPT 7 /* NSP trace protocol number */ 24 25 26 #define DN_ADDL 2 27 #define DN_MAXADDL 2 /* ULTRIX headers have 20 here, but pathworks has 2 */ 28 #define DN_MAXOPTL 16 29 #define DN_MAXOBJL 16 30 #define DN_MAXACCL 40 31 #define DN_MAXALIASL 128 32 #define DN_MAXNODEL 256 33 #define DNBUFSIZE 65023 34 35 /* 36 * SET/GET Socket options - must match the DSO_ numbers below 37 */ 38 #define SO_CONDATA 1 39 #define SO_CONACCESS 2 40 #define SO_PROXYUSR 3 41 #define SO_LINKINFO 7 42 43 #define DSO_CONDATA 1 /* Set/Get connect data */ 44 #define DSO_DISDATA 10 /* Set/Get disconnect data */ 45 #define DSO_CONACCESS 2 /* Set/Get connect access data */ 46 #define DSO_ACCEPTMODE 4 /* Set/Get accept mode */ 47 #define DSO_CONACCEPT 5 /* Accept deferred connection */ 48 #define DSO_CONREJECT 6 /* Reject deferred connection */ 49 #define DSO_LINKINFO 7 /* Set/Get link information */ 50 #define DSO_STREAM 8 /* Set socket type to stream */ 51 #define DSO_SEQPACKET 9 /* Set socket type to sequenced packet */ 52 #define DSO_MAXWINDOW 11 /* Maximum window size allowed */ 53 #define DSO_NODELAY 12 /* Turn off nagle */ 54 #define DSO_CORK 13 /* Wait for more data! */ 55 #define DSO_SERVICES 14 /* NSP Services field */ 56 #define DSO_INFO 15 /* NSP Info field */ 57 #define DSO_MAX 15 /* Maximum option number */ 58 59 60 /* LINK States */ 61 #define LL_INACTIVE 0 62 #define LL_CONNECTING 1 63 #define LL_RUNNING 2 64 #define LL_DISCONNECTING 3 65 66 #define ACC_IMMED 0 67 #define ACC_DEFER 1 68 69 #define SDF_WILD 1 /* Wild card object */ 70 #define SDF_PROXY 2 /* Addr eligible for proxy */ 71 #define SDF_UICPROXY 4 /* Use uic-based proxy */ 72 73 /* Structures */ 74 75 76 struct dn_naddr { 77 __le16 a_len; 78 __u8 a_addr[DN_MAXADDL]; /* Two bytes little endian */ 79 }; 80 81 struct sockaddr_dn { 82 __u16 sdn_family; 83 __u8 sdn_flags; 84 __u8 sdn_objnum; 85 __le16 sdn_objnamel; 86 __u8 sdn_objname[DN_MAXOBJL]; 87 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 */ 97 struct optdata_dn { 98 __le16 opt_status; /* Extended status return */ 99 #define opt_sts opt_status 100 __le16 opt_optl; /* Length of user data */ 101 __u8 opt_data[16]; /* User data */ 102 }; 103 104 struct accessdata_dn { 105 __u8 acc_accl; 106 __u8 acc_acc[DN_MAXACCL]; 107 __u8 acc_passl; 108 __u8 acc_pass[DN_MAXACCL]; 109 __u8 acc_userl; 110 __u8 acc_user[DN_MAXACCL]; 111 }; 112 113 /* 114 * DECnet logical link information structure 115 */ 116 struct linkinfo_dn { 117 __u16 idn_segsize; /* Segment size for link */ 118 __u8 idn_linkstate; /* Logical link state */ 119 }; 120 121 /* 122 * Ethernet address format (for DECnet) 123 */ 124 union etheraddress { 125 __u8 dne_addr[ETH_ALEN]; /* Full ethernet address */ 126 struct { 127 __u8 dne_hiord[4]; /* DECnet HIORD prefix */ 128 __u8 dne_nodeaddr[2]; /* DECnet node address */ 129 } dne_remote; 130 }; 131 132 133 /* 134 * DECnet physical socket address format 135 */ 136 struct dn_addr { 137 __le16 dna_family; /* AF_DECnet */ 138 union etheraddress dna_netaddr; /* DECnet ethernet address */ 139 }; 140 141 #define DECNET_IOCTL_BASE 0x89 /* PROTOPRIVATE range */ 142 143 #define SIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, struct dn_naddr) 144 #define SIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, struct dn_naddr) 145 #define OSIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, int) 146 #define OSIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, int) 147 148 #endif /* _LINUX_DN_H */ 149