1*f7055df5Smillert /* $OpenBSD: finger.h,v 1.8 2015/03/15 00:41:28 millert Exp $ */ 2df930be7Sderaadt /* 3df930be7Sderaadt * Copyright (c) 1989 The Regents of the University of California. 4df930be7Sderaadt * All rights reserved. 5df930be7Sderaadt * 6df930be7Sderaadt * This code is derived from software contributed to Berkeley by 7df930be7Sderaadt * Tony Nardo of the Johns Hopkins University/Applied Physics Lab. 8df930be7Sderaadt * 9df930be7Sderaadt * Redistribution and use in source and binary forms, with or without 10df930be7Sderaadt * modification, are permitted provided that the following conditions 11df930be7Sderaadt * are met: 12df930be7Sderaadt * 1. Redistributions of source code must retain the above copyright 13df930be7Sderaadt * notice, this list of conditions and the following disclaimer. 14df930be7Sderaadt * 2. Redistributions in binary form must reproduce the above copyright 15df930be7Sderaadt * notice, this list of conditions and the following disclaimer in the 16df930be7Sderaadt * documentation and/or other materials provided with the distribution. 17f75387cbSmillert * 3. Neither the name of the University nor the names of its contributors 18df930be7Sderaadt * may be used to endorse or promote products derived from this software 19df930be7Sderaadt * without specific prior written permission. 20df930be7Sderaadt * 21df930be7Sderaadt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22df930be7Sderaadt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23df930be7Sderaadt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24df930be7Sderaadt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25df930be7Sderaadt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26df930be7Sderaadt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27df930be7Sderaadt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28df930be7Sderaadt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29df930be7Sderaadt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30df930be7Sderaadt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31df930be7Sderaadt * SUCH DAMAGE. 32df930be7Sderaadt * 33df930be7Sderaadt * from: @(#)finger.h 5.5 (Berkeley) 6/1/90 34df930be7Sderaadt */ 35df930be7Sderaadt 36df930be7Sderaadt #include <pwd.h> 37df930be7Sderaadt #include <utmp.h> 38df930be7Sderaadt 39df930be7Sderaadt #define _PATH_MAILSPOOL "/var/mail" 40df930be7Sderaadt 41*f7055df5Smillert #define SECSPERDAY (24 * 60 * 60) 42*f7055df5Smillert #define SIXMONTHS (SECSPERDAY * 365 / 2) 43*f7055df5Smillert 44df930be7Sderaadt /* 45df930be7Sderaadt * All unique persons are linked in a list headed by "head" and linkd 46df930be7Sderaadt * by the "next" field, as well as kept in a hash table. 47df930be7Sderaadt */ 48df930be7Sderaadt 49df930be7Sderaadt typedef struct person { 50df930be7Sderaadt struct person *next; /* link to next person */ 51df930be7Sderaadt struct person *hlink; /* link to next person in hash bucket */ 52df930be7Sderaadt uid_t uid; /* user id */ 53df930be7Sderaadt char *dir; /* user's home directory */ 54df930be7Sderaadt char *homephone; /* pointer to home phone no. */ 55df930be7Sderaadt char *name; /* login name */ 56df930be7Sderaadt char *office; /* pointer to office name */ 57df930be7Sderaadt char *officephone; /* pointer to office phone no. */ 58df930be7Sderaadt char *realname; /* pointer to full name */ 59df930be7Sderaadt char *shell; /* user's shell */ 60df930be7Sderaadt time_t mailread; /* last time mail was read */ 61df930be7Sderaadt time_t mailrecv; /* last time mail was read */ 62df930be7Sderaadt struct where *whead, *wtail; /* list of where he is or has been */ 63df930be7Sderaadt } PERSON; 64df930be7Sderaadt 65df930be7Sderaadt enum status { LASTLOG, LOGGEDIN }; 66df930be7Sderaadt 67df930be7Sderaadt typedef struct where { 68df930be7Sderaadt struct where *next; /* next place he is or has been */ 69df930be7Sderaadt enum status info; /* type/status of request */ 70df930be7Sderaadt short writable; /* tty is writable */ 71df930be7Sderaadt time_t loginat; /* time of (last) login */ 72df930be7Sderaadt time_t idletime; /* how long idle (if logged in) */ 73df930be7Sderaadt char tty[UT_LINESIZE+1]; /* null terminated tty line */ 74df930be7Sderaadt char host[UT_HOSTSIZE+1]; /* null terminated remote host name */ 75df930be7Sderaadt } WHERE; 76df930be7Sderaadt 77df930be7Sderaadt #define HBITS 8 /* number of bits in hash code */ 78df930be7Sderaadt #define HSIZE (1 << 8) /* hash table size */ 79df930be7Sderaadt #define HMASK (HSIZE - 1) /* hash code mask */ 80df930be7Sderaadt 81523b9b38Stedu extern PERSON *htab[HSIZE]; /* the buckets */ 82523b9b38Stedu extern PERSON *phead, *ptail; /* the linked list of all people */ 83