dn.h 4.4 KB

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  1. #ifndef _LINUX_DN_H
  2. #define _LINUX_DN_H
  3. /*
  4. DECnet Data Structures and Constants
  5. */
  6. /*
  7. * DNPROTO_NSP can't be the same as SOL_SOCKET,
  8. * so increment each by one (compared to ULTRIX)
  9. */
  10. #define DNPROTO_NSP 2 /* NSP protocol number */
  11. #define DNPROTO_ROU 3 /* Routing protocol number */
  12. #define DNPROTO_NML 4 /* Net mgt protocol number */
  13. #define DNPROTO_EVL 5 /* Evl protocol number (usr) */
  14. #define DNPROTO_EVR 6 /* Evl protocol number (evl) */
  15. #define DNPROTO_NSPT 7 /* NSP trace protocol number */
  16. #define DN_ADDL 2
  17. #define DN_MAXADDL 2 /* ULTRIX headers have 20 here, but pathworks has 2 */
  18. #define DN_MAXOPTL 16
  19. #define DN_MAXOBJL 16
  20. #define DN_MAXACCL 40
  21. #define DN_MAXALIASL 128
  22. #define DN_MAXNODEL 256
  23. #define DNBUFSIZE 65023
  24. /*
  25. * SET/GET Socket options - must match the DSO_ numbers below
  26. */
  27. #define SO_CONDATA 1
  28. #define SO_CONACCESS 2
  29. #define SO_PROXYUSR 3
  30. #define SO_LINKINFO 7
  31. #define DSO_CONDATA 1 /* Set/Get connect data */
  32. #define DSO_DISDATA 10 /* Set/Get disconnect data */
  33. #define DSO_CONACCESS 2 /* Set/Get connect access data */
  34. #define DSO_ACCEPTMODE 4 /* Set/Get accept mode */
  35. #define DSO_CONACCEPT 5 /* Accept deferred connection */
  36. #define DSO_CONREJECT 6 /* Reject deferred connection */
  37. #define DSO_LINKINFO 7 /* Set/Get link information */
  38. #define DSO_STREAM 8 /* Set socket type to stream */
  39. #define DSO_SEQPACKET 9 /* Set socket type to sequenced packet */
  40. #define DSO_MAXWINDOW 11 /* Maximum window size allowed */
  41. #define DSO_NODELAY 12 /* Turn off nagle */
  42. #define DSO_CORK 13 /* Wait for more data! */
  43. #define DSO_SERVICES 14 /* NSP Services field */
  44. #define DSO_INFO 15 /* NSP Info field */
  45. #define DSO_MAX 15 /* Maximum option number */
  46. /* LINK States */
  47. #define LL_INACTIVE 0
  48. #define LL_CONNECTING 1
  49. #define LL_RUNNING 2
  50. #define LL_DISCONNECTING 3
  51. #define ACC_IMMED 0
  52. #define ACC_DEFER 1
  53. #define SDF_WILD 1 /* Wild card object */
  54. #define SDF_PROXY 2 /* Addr eligible for proxy */
  55. #define SDF_UICPROXY 4 /* Use uic-based proxy */
  56. /* Structures */
  57. struct dn_naddr
  58. {
  59. __le16 a_len;
  60. __u8 a_addr[DN_MAXADDL]; /* Two bytes little endian */
  61. };
  62. struct sockaddr_dn
  63. {
  64. __u16 sdn_family;
  65. __u8 sdn_flags;
  66. __u8 sdn_objnum;
  67. __le16 sdn_objnamel;
  68. __u8 sdn_objname[DN_MAXOBJL];
  69. struct dn_naddr sdn_add;
  70. };
  71. #define sdn_nodeaddrl sdn_add.a_len /* Node address length */
  72. #define sdn_nodeaddr sdn_add.a_addr /* Node address */
  73. /*
  74. * DECnet set/get DSO_CONDATA, DSO_DISDATA (optional data) structure
  75. */
  76. struct optdata_dn {
  77. __le16 opt_status; /* Extended status return */
  78. #define opt_sts opt_status
  79. __le16 opt_optl; /* Length of user data */
  80. __u8 opt_data[16]; /* User data */
  81. };
  82. struct accessdata_dn
  83. {
  84. __u8 acc_accl;
  85. __u8 acc_acc[DN_MAXACCL];
  86. __u8 acc_passl;
  87. __u8 acc_pass[DN_MAXACCL];
  88. __u8 acc_userl;
  89. __u8 acc_user[DN_MAXACCL];
  90. };
  91. /*
  92. * DECnet logical link information structure
  93. */
  94. struct linkinfo_dn {
  95. __u16 idn_segsize; /* Segment size for link */
  96. __u8 idn_linkstate; /* Logical link state */
  97. };
  98. /*
  99. * Ethernet address format (for DECnet)
  100. */
  101. union etheraddress {
  102. __u8 dne_addr[6]; /* Full ethernet address */
  103. struct {
  104. __u8 dne_hiord[4]; /* DECnet HIORD prefix */
  105. __u8 dne_nodeaddr[2]; /* DECnet node address */
  106. } dne_remote;
  107. };
  108. /*
  109. * DECnet physical socket address format
  110. */
  111. struct dn_addr {
  112. __le16 dna_family; /* AF_DECnet */
  113. union etheraddress dna_netaddr; /* DECnet ethernet address */
  114. };
  115. #define DECNET_IOCTL_BASE 0x89 /* PROTOPRIVATE range */
  116. #define SIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, struct dn_naddr)
  117. #define SIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, struct dn_naddr)
  118. #define OSIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, int)
  119. #define OSIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, int)
  120. #endif /* _LINUX_DN_H */