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Edit File: dn.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _LINUX_DN_H #define _LINUX_DN_H #include <linux/ioctl.h> #include <linux/types.h> #include <linux/if_ether.h> /* DECnet Data Structures and Constants */ /* * DNPROTO_NSP can't be the same as SOL_SOCKET, * so increment each by one (compared to ULTRIX) */ #define DNPROTO_NSP 2 /* NSP protocol number */ #define DNPROTO_ROU 3 /* Routing protocol number */ #define DNPROTO_NML 4 /* Net mgt protocol number */ #define DNPROTO_EVL 5 /* Evl protocol number (usr) */ #define DNPROTO_EVR 6 /* Evl protocol number (evl) */ #define DNPROTO_NSPT 7 /* NSP trace protocol number */ #define DN_ADDL 2 #define DN_MAXADDL 2 /* ULTRIX headers have 20 here, but pathworks has 2 */ #define DN_MAXOPTL 16 #define DN_MAXOBJL 16 #define DN_MAXACCL 40 #define DN_MAXALIASL 128 #define DN_MAXNODEL 256 #define DNBUFSIZE 65023 /* * SET/GET Socket options - must match the DSO_ numbers below */ #define SO_CONDATA 1 #define SO_CONACCESS 2 #define SO_PROXYUSR 3 #define SO_LINKINFO 7 #define DSO_CONDATA 1 /* Set/Get connect data */ #define DSO_DISDATA 10 /* Set/Get disconnect data */ #define DSO_CONACCESS 2 /* Set/Get connect access data */ #define DSO_ACCEPTMODE 4 /* Set/Get accept mode */ #define DSO_CONACCEPT 5 /* Accept deferred connection */ #define DSO_CONREJECT 6 /* Reject deferred connection */ #define DSO_LINKINFO 7 /* Set/Get link information */ #define DSO_STREAM 8 /* Set socket type to stream */ #define DSO_SEQPACKET 9 /* Set socket type to sequenced packet */ #define DSO_MAXWINDOW 11 /* Maximum window size allowed */ #define DSO_NODELAY 12 /* Turn off nagle */ #define DSO_CORK 13 /* Wait for more data! */ #define DSO_SERVICES 14 /* NSP Services field */ #define DSO_INFO 15 /* NSP Info field */ #define DSO_MAX 15 /* Maximum option number */ /* LINK States */ #define LL_INACTIVE 0 #define LL_CONNECTING 1 #define LL_RUNNING 2 #define LL_DISCONNECTING 3 #define ACC_IMMED 0 #define ACC_DEFER 1 #define SDF_WILD 1 /* Wild card object */ #define SDF_PROXY 2 /* Addr eligible for proxy */ #define SDF_UICPROXY 4 /* Use uic-based proxy */ /* Structures */ struct dn_naddr { __le16 a_len; __u8 a_addr[DN_MAXADDL]; /* Two bytes little endian */ }; struct sockaddr_dn { __u16 sdn_family; __u8 sdn_flags; __u8 sdn_objnum; __le16 sdn_objnamel; __u8 sdn_objname[DN_MAXOBJL]; struct dn_naddr sdn_add; }; #define sdn_nodeaddrl sdn_add.a_len /* Node address length */ #define sdn_nodeaddr sdn_add.a_addr /* Node address */ /* * DECnet set/get DSO_CONDATA, DSO_DISDATA (optional data) structure */ struct optdata_dn { __le16 opt_status; /* Extended status return */ #define opt_sts opt_status __le16 opt_optl; /* Length of user data */ __u8 opt_data[16]; /* User data */ }; struct accessdata_dn { __u8 acc_accl; __u8 acc_acc[DN_MAXACCL]; __u8 acc_passl; __u8 acc_pass[DN_MAXACCL]; __u8 acc_userl; __u8 acc_user[DN_MAXACCL]; }; /* * DECnet logical link information structure */ struct linkinfo_dn { __u16 idn_segsize; /* Segment size for link */ __u8 idn_linkstate; /* Logical link state */ }; /* * Ethernet address format (for DECnet) */ union etheraddress { __u8 dne_addr[ETH_ALEN]; /* Full ethernet address */ struct { __u8 dne_hiord[4]; /* DECnet HIORD prefix */ __u8 dne_nodeaddr[2]; /* DECnet node address */ } dne_remote; }; /* * DECnet physical socket address format */ struct dn_addr { __le16 dna_family; /* AF_DECnet */ union etheraddress dna_netaddr; /* DECnet ethernet address */ }; #define DECNET_IOCTL_BASE 0x89 /* PROTOPRIVATE range */ #define SIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, struct dn_naddr) #define SIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, struct dn_naddr) #define OSIOCSNETADDR _IOW(DECNET_IOCTL_BASE, 0xe0, int) #define OSIOCGNETADDR _IOR(DECNET_IOCTL_BASE, 0xe1, int) #endif /* _LINUX_DN_H */