/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#include <stdio.h>
#include <poll.h>
#include <signal.h>
#include <sys/resource.h>
#include <sac.h>
#include "tmstruct.h"
#include "ttymon.h"
/*
* global fd and fp
*/
FILE *Logfp = NULL; /* for log file */
int Lckfd; /* for pid file */
int Sfd, Pfd; /* for sacpipe and pmpipe */
int PCpipe[2]; /* pipe between Parent & Children */
#ifdef DEBUG
FILE *Debugfp = NULL; /* for debug file */
#endif
char State = PM_STARTING; /* current state */
char *Istate; /* initial state */
char *Tag; /* port monitor tag */
int Maxfiles; /* Max number of open files */
int Maxfds; /* Max no of devices ttymon can monitor */
int Reread_flag = FALSE; /* reread pmtab flag */
int Retry; /* retry open_device flag */
struct pmtab *PMtab = NULL; /* head pointer to pmtab linked list */
int Nentries = 0; /* # of entries in pmtab linked list */
struct Gdef Gdef[MAXDEFS]; /* array to hold entries in /etc/ttydefs */
int Ndefs = 0; /* highest index to Gdef that was used */
long Mtime = 0; /* last modification time of ttydefs */
struct pollfd *Pollp; /* ptr to an array of poll struct */
int Npollfd; /* size of the pollfd array */
struct Gdef DEFAULT = { /* default terminal settings */
"default",
"9600",
"9600 sane",
0,
/*
* next label is set to 4800 so we can start searching ttydefs.
* if 4800 is not in ttydefs, we will loop back to use DEFAULT
*/
"4800"
};
uid_t Uucp_uid = 5; /* owner's uid for bi-directional ports */
gid_t Tty_gid = 7; /* group id for all tty devices */
/*
* Nlocked - number of ports that are either locked or have active
* sessions not under this ttymon.
*/
int Nlocked = 0;
/* original rlimit value */
struct rlimit Rlimit;
/*
* places to remember original signal dispositions and masks
*/
sigset_t Origmask; /* original signal mask */
struct sigaction Sigalrm; /* SIGALRM */
struct sigaction Sigcld; /* SIGCLD */
struct sigaction Sigint; /* SIGINT */
struct sigaction Sigpoll; /* SIGPOLL */
struct sigaction Sigquit; /* SIGQUIT */
struct sigaction Sigterm; /* SIGTERM */
#ifdef DEBUG
struct sigaction Sigusr1; /* SIGUSR1 */
struct sigaction Sigusr2; /* SIGUSR2 */
#endif
struct strbuf *peek_ptr;
int Logmaxsz = 1000000; /* Log Max Size */
int Splflag = 0; /* serialize Log file manipulation */