1 /* 2 * Copyright (c) 1989 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Tony Nardo of the Johns Hopkins University/Applied Physics Lab. 7 * 8 * %sccs.include.redist.c% 9 * 10 * @(#)finger.h 5.6 (Berkeley) 07/27/91 11 */ 12 13 /* 14 * All unique persons are linked in a list headed by "head" and linkd 15 * by the "next" field, as well as kept in a hash table. 16 */ 17 18 typedef struct person { 19 struct person *next; /* link to next person */ 20 struct person *hlink; /* link to next person in hash bucket */ 21 uid_t uid; /* user id */ 22 char *dir; /* user's home directory */ 23 char *homephone; /* pointer to home phone no. */ 24 char *name; /* login name */ 25 char *office; /* pointer to office name */ 26 char *officephone; /* pointer to office phone no. */ 27 char *realname; /* pointer to full name */ 28 char *shell; /* user's shell */ 29 struct where *whead, *wtail; /* list of where he is or has been */ 30 } PERSON; 31 32 enum status { LASTLOG, LOGGEDIN }; 33 34 typedef struct where { 35 struct where *next; /* next place he is or has been */ 36 enum status info; /* type/status of request */ 37 short writable; /* tty is writable */ 38 time_t loginat; /* time of (last) login */ 39 time_t idletime; /* how long idle (if logged in) */ 40 char tty[UT_LINESIZE+1]; /* null terminated tty line */ 41 char host[UT_HOSTSIZE+1]; /* null terminated remote host name */ 42 } WHERE; 43 44 #define HBITS 8 /* number of bits in hash code */ 45 #define HSIZE (1 << 8) /* hash table size */ 46 #define HMASK (HSIZE - 1) /* hash code mask */ 47 48 #include "extern.h" 49