shadow/lib/port.h

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/*
* SPDX-FileCopyrightText: 1989 - 1991, Julianne Frances Haugh
* SPDX-FileCopyrightText: 1996 - 1997, Marek Michałkiewicz
* SPDX-FileCopyrightText: 2005 , Tomasz Kłoczko
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* port.h - structure of /etc/porttime
*
* $Id$
*
* Each entry in /etc/porttime consists of a TTY device
* name or "*" to indicate all TTY devices, followed by
* a list of 1 or more user IDs or "*" to indicate all
* user names, followed by a list of zero or more valid
* login times. Login time entries consist of zero or
* more day names (Su, Mo, Tu, We, Th, Fr, Sa, Wk, Al)
* followed by a pair of time values in HHMM format
* separated by a "-".
*/
/*
* PORTS - Name of system port access time file.
* PORT_IDS - Allowable number of IDs per entry.
* PORT_TTY - Allowable number of TTYs per entry.
* PORT_TIMES - Allowable number of time entries per entry.
* PORT_DAY - Day of the week to a bit value (0 = Sunday).
*/
#define PORTS "/etc/porttime"
#define PORT_IDS 64
#define PORT_TTY 64
#define PORT_TIMES 24
#define PORT_DAY(day) (1<<(day))
/*
* pt_names - pointer to array of device names in /dev/
* pt_users - pointer to array of applicable user IDs.
* pt_times - pointer to list of allowable time periods.
*/
struct port {
char **pt_names;
char **pt_users;
struct pt_time *pt_times;
};
/*
* t_days - bit array for each day of the week (0 = Sunday)
* t_start - starting time for this entry
* t_end - ending time for this entry
*/
struct pt_time {
short t_days;
short t_start;
short t_end;
};