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- /*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)finger.h 5.5 (Berkeley) 6/1/90
- */
-
- #include <pwd.h>
- #include <utmp.h>
-
- /*
- * All unique persons are linked in a list headed by "head" and linkd
- * by the "next" field, as well as kept in a hash table.
- */
-
- typedef struct person {
- struct person *next; /* link to next person */
- struct person *hlink; /* link to next person in hash bucket */
- uid_t uid; /* user id */
- char *dir; /* user's home directory */
- char *homephone; /* pointer to home phone no. */
- char *name; /* login name */
- char *office; /* pointer to office name */
- char *officephone; /* pointer to office phone no. */
- char *realname; /* pointer to full name */
- char *shell; /* user's shell */
- struct where *whead, *wtail; /* list of where he is or has been */
- } PERSON;
-
- enum status { LASTLOG, LOGGEDIN };
-
- typedef struct where {
- struct where *next; /* next place he is or has been */
- enum status info; /* type/status of request */
- short writable; /* tty is writable */
- time_t loginat; /* time of (last) login */
- time_t idletime; /* how long idle (if logged in) */
- char tty[UT_LINESIZE+1]; /* null terminated tty line */
- char host[UT_HOSTSIZE+1]; /* null terminated remote host name */
- } WHERE;
-
- #define HBITS 8 /* number of bits in hash code */
- #define HSIZE (1 << 8) /* hash table size */
- #define HMASK (HSIZE - 1) /* hash code mask */
-
- PERSON *htab[HSIZE]; /* the buckets */
- PERSON *phead, *ptail; /* the linked list of all people */
-
- int entries; /* number of people */
-
- PERSON *enter_person(), *find_person(), *palloc();
- WHERE *walloc();
-
- extern char tbuf[1024]; /* temp buffer for anybody */
-