ttyadm.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <ctype.h>
#include <sys/stat.h>
#include <stdarg.h>
#include "tmstruct.h"
#include "ttymon.h"
/*
* ttyadm - format ttymon specific information and
* print it to stdout
*
* Usage: ttyadm [options] -d device -s service -l ttylabel
* ttyadm -V
*
* valid options are:
* -c
* -h
* -b
* -I
* -S y|n
* -T term
* -r count
* -t timeout
* -p prompt
* -m modules
* -i msg
*/
static void usage();
static int check_label();
extern int check_device();
extern int check_cmd();
extern int vml();
int
main(int argc, char *argv[])
{
int c; /* option letter */
int errflg = 0; /* error indicator */
struct pmtab *ptr;
char *timeout = "";
char *count = "";
char prompt[BUFSIZ];
char dmsg[BUFSIZ];
char ttyflags[BUFSIZ], *tf;
int dflag = 0; /* -d seen */
int sflag = 0; /* -s seen */
int lflag = 0; /* -l seen */
int mflag = 0; /* -m seen */
extern void copystr();
extern char *optarg;
extern int optind;
extern int strcheck();
if (argc == 1)
usage();
if ((ptr = ALLOC_PMTAB) == PNULL) {
(void)fprintf(stderr, "calloc failed\n");
exit(1);
}
ptr->p_modules = "";
ptr->p_dmsg = "";
ptr->p_termtype = "";
ptr->p_softcar = "";
ptr->p_prompt = "login\\: ";
ttyflags[0] = '\0';
tf = ttyflags;
while ((c = getopt(argc, argv, "IT:S:Vd:s:chbr:t:l:m:p:i:")) != -1) {
switch (c) {
case 'V':
if ((argc > 2) || (optind < argc))
usage();
(void)fprintf(stdout,"%d\n", PMTAB_VERS);
exit(0);
break; /*NOTREACHED*/
case 'd':
ptr->p_device = optarg;
dflag = 1;
break;
case 'c':
tf = strcat(tf,"c");
break;
case 'h':
tf = strcat(tf,"h");
break;
case 'b':
tf = strcat(tf,"b");
break;
case 'I':
tf = strcat(tf,"I");
break;
case 'r':
tf = strcat(tf,"r");
count = optarg;
if (strcheck(optarg,NUM) != 0) {
(void)fprintf(stderr,
"Invalid argument for \"-r\" -- positive number expected.\n");
usage();
}
break;
case 'T':
ptr->p_termtype = optarg;
break;
case 'S':
switch (*optarg) {
case 'Y':
case 'y':
ptr->p_softcar = "y";
break;
case 'N':
case 'n':
ptr->p_softcar = "n";
break;
default:
usage();
}
break;
case 's':
ptr->p_server = optarg;
sflag = 1;
break;
case 't':
timeout = optarg;
if (strcheck(optarg,NUM) != 0) {
(void)fprintf(stderr,
"Invalid argument for \"-t\" -- positive number expected.\n");
usage();
}
break;
case 'l':
ptr->p_ttylabel = optarg;
lflag = 1;
break;
case 'm':
ptr->p_modules = optarg;
mflag = 1;
break;
case 'p':
ptr->p_prompt = prompt;
copystr(ptr->p_prompt,optarg);
break;
case 'i':
ptr->p_dmsg = dmsg;
copystr(ptr->p_dmsg,optarg);
break;
case '?':
usage();
break;
}
}
if (optind < argc)
usage();
if ((!dflag) || (!sflag) || (!lflag))
usage();
if (check_device(ptr->p_device) != 0)
errflg++;
if (check_cmd(ptr->p_server) != 0)
errflg++;
if (check_label(ptr->p_ttylabel) != 0)
errflg++;
if (mflag && (vml(ptr->p_modules) != 0))
errflg++;
if (errflg)
exit(1);
(void)fprintf(stdout, "%s:%s:%s:%s:%s:%s:%s:%s:%s:%s:%s:",
ptr->p_device, ttyflags, count, ptr->p_server,
timeout, ptr->p_ttylabel, ptr->p_modules,
ptr->p_prompt, ptr->p_dmsg, ptr->p_termtype,
ptr->p_softcar);
return (0);
}
/*
* usage - print out a usage message
*/
static void
usage()
{
(void)fprintf(stderr, "Usage:\tttyadm [ options ] -d device -s service -l ttylabel\n");
(void)fprintf(stderr, "\tttyadm -V\n");
(void)fprintf(stderr, "\n\tValid options are:\n");
(void)fprintf(stderr, "\t-c\n");
(void)fprintf(stderr, "\t-h\n");
(void)fprintf(stderr, "\t-b\n");
(void)fprintf(stderr, "\t-I\n");
(void)fprintf(stderr, "\t-S y|n\n");
(void)fprintf(stderr, "\t-T term\n");
(void)fprintf(stderr, "\t-r count\n");
(void)fprintf(stderr, "\t-t timeout\n");
(void)fprintf(stderr, "\t-p prompt\n");
(void)fprintf(stderr, "\t-m modules\n");
(void)fprintf(stderr, "\t-i msg\n");
exit(1);
}
/*
* check_label - if ttylabel exists in /etc/ttydefs, return 0
* - otherwise, return -1
*/
static int
check_label(ttylabel)
char *ttylabel;
{
FILE *fp;
extern int find_label();
if ((ttylabel == NULL) || (*ttylabel == '\0')) {
(void)fprintf(stderr, "error -- ttylabel is missing");
return(-1);
}
if ((fp = fopen(TTYDEFS, "r")) == NULL) {
(void)fprintf(stderr, "error -- \"%s\" does not exist, can't verify ttylabel <%s>\n", TTYDEFS, ttylabel);
return(-1);
}
if (find_label(fp,ttylabel)) {
(void)fclose(fp);
return(0);
}
(void)fclose(fp);
(void)fprintf(stderr,"error -- can't find ttylabel <%s> in \"%s\"\n",
ttylabel, TTYDEFS);
return(-1);
}
/*
* log - print a message to stderr
*/
void
log(const char *msg, ...)
{
va_list ap;
va_start(ap, msg);
(void) vfprintf(stderr, msg, ap);
va_end(ap);
(void) fprintf(stderr, "\n");
}