1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 27*0Sstevel@tonic-gate /* All Rights Reserved */ 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include <stdio.h> 35*0Sstevel@tonic-gate #include <poll.h> 36*0Sstevel@tonic-gate #include <signal.h> 37*0Sstevel@tonic-gate #include <sys/resource.h> 38*0Sstevel@tonic-gate #include <sac.h> 39*0Sstevel@tonic-gate #include "tmstruct.h" 40*0Sstevel@tonic-gate #include "ttymon.h" 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate /* 43*0Sstevel@tonic-gate * global fd and fp 44*0Sstevel@tonic-gate */ 45*0Sstevel@tonic-gate FILE *Logfp = NULL; /* for log file */ 46*0Sstevel@tonic-gate int Lckfd; /* for pid file */ 47*0Sstevel@tonic-gate int Sfd, Pfd; /* for sacpipe and pmpipe */ 48*0Sstevel@tonic-gate int PCpipe[2]; /* pipe between Parent & Children */ 49*0Sstevel@tonic-gate #ifdef DEBUG 50*0Sstevel@tonic-gate FILE *Debugfp = NULL; /* for debug file */ 51*0Sstevel@tonic-gate #endif 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate char State = PM_STARTING; /* current state */ 54*0Sstevel@tonic-gate char *Istate; /* initial state */ 55*0Sstevel@tonic-gate char *Tag; /* port monitor tag */ 56*0Sstevel@tonic-gate int Maxfiles; /* Max number of open files */ 57*0Sstevel@tonic-gate int Maxfds; /* Max no of devices ttymon can monitor */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate int Reread_flag = FALSE; /* reread pmtab flag */ 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate int Retry; /* retry open_device flag */ 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate struct pmtab *PMtab = NULL; /* head pointer to pmtab linked list */ 64*0Sstevel@tonic-gate int Nentries = 0; /* # of entries in pmtab linked list */ 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate struct Gdef Gdef[MAXDEFS]; /* array to hold entries in /etc/ttydefs */ 67*0Sstevel@tonic-gate int Ndefs = 0; /* highest index to Gdef that was used */ 68*0Sstevel@tonic-gate long Mtime = 0; /* last modification time of ttydefs */ 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate struct pollfd *Pollp; /* ptr to an array of poll struct */ 71*0Sstevel@tonic-gate int Npollfd; /* size of the pollfd array */ 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate struct Gdef DEFAULT = { /* default terminal settings */ 74*0Sstevel@tonic-gate "default", 75*0Sstevel@tonic-gate "9600", 76*0Sstevel@tonic-gate "9600 sane", 77*0Sstevel@tonic-gate 0, 78*0Sstevel@tonic-gate /* 79*0Sstevel@tonic-gate * next label is set to 4800 so we can start searching ttydefs. 80*0Sstevel@tonic-gate * if 4800 is not in ttydefs, we will loop back to use DEFAULT 81*0Sstevel@tonic-gate */ 82*0Sstevel@tonic-gate "4800" 83*0Sstevel@tonic-gate }; 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate uid_t Uucp_uid = 5; /* owner's uid for bi-directional ports */ 86*0Sstevel@tonic-gate gid_t Tty_gid = 7; /* group id for all tty devices */ 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate /* 89*0Sstevel@tonic-gate * Nlocked - number of ports that are either locked or have active 90*0Sstevel@tonic-gate * sessions not under this ttymon. 91*0Sstevel@tonic-gate */ 92*0Sstevel@tonic-gate int Nlocked = 0; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate /* original rlimit value */ 95*0Sstevel@tonic-gate struct rlimit Rlimit; 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate /* 98*0Sstevel@tonic-gate * places to remember original signal dispositions and masks 99*0Sstevel@tonic-gate */ 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate sigset_t Origmask; /* original signal mask */ 102*0Sstevel@tonic-gate struct sigaction Sigalrm; /* SIGALRM */ 103*0Sstevel@tonic-gate struct sigaction Sigcld; /* SIGCLD */ 104*0Sstevel@tonic-gate struct sigaction Sigint; /* SIGINT */ 105*0Sstevel@tonic-gate struct sigaction Sigpoll; /* SIGPOLL */ 106*0Sstevel@tonic-gate struct sigaction Sigterm; /* SIGTERM */ 107*0Sstevel@tonic-gate #ifdef DEBUG 108*0Sstevel@tonic-gate struct sigaction Sigusr1; /* SIGUSR1 */ 109*0Sstevel@tonic-gate struct sigaction Sigusr2; /* SIGUSR2 */ 110*0Sstevel@tonic-gate #endif 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate struct strbuf *peek_ptr; 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate int Logmaxsz = 1000000; /* Log Max Size */ 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate int Splflag = 0; /* serialize Log file manipulation */ 117