NetBSD/usr.sbin/isdn/isdntelctl/main.c

228 lines
5.7 KiB
C

/*
* Copyright (c) 1997, 1999 Hellmuth Michaelis. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*---------------------------------------------------------------------------
*
* isdntelctl - i4b set telephone interface options
* ------------------------------------------------
*
* $Id: main.c,v 1.2 2002/03/16 17:03:44 martin Exp $
*
* $FreeBSD$
*
* last edit-date: [Sat Jan 6 13:05:22 2001]
*
*---------------------------------------------------------------------------*/
#include <stdio.h>
#include <signal.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <ctype.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/time.h>
#include <netisdn/i4b_ioctl.h>
#include <netisdn/i4b_tel_ioctl.h>
static void usage ( void );
#define I4BTELDEVICE "/dev/isdntel"
int opt_get = 0;
int opt_unit = 0;
int opt_U = 0;
int opt_A = 0;
int opt_C = 0;
int opt_N = 0;
/*---------------------------------------------------------------------------*
* program entry
*---------------------------------------------------------------------------*/
int
main(int argc, char **argv)
{
int c;
int ret;
int telfd;
char namebuffer[128];
while ((c = getopt(argc, argv, "cgu:AUN")) != -1)
{
switch(c)
{
case 'c':
opt_C = 1;
break;
case 'g':
opt_get = 1;
break;
case 'u':
opt_unit = atoi(optarg);
if(opt_unit < 0 || opt_unit > 9)
usage();
break;
case 'A':
opt_A = 1;
break;
case 'U':
opt_U = 1;
break;
case 'N':
opt_N = 1;
break;
case '?':
default:
usage();
break;
}
}
if(opt_get == 0 && opt_N == 0 && opt_U == 0 && opt_A == 0 && opt_C == 0)
{
opt_get = 1;
}
if((opt_get + opt_N + opt_U + opt_A + opt_C) > 1)
{
usage();
}
sprintf(namebuffer,"%s%d", I4BTELDEVICE, opt_unit);
if((telfd = open(namebuffer, O_RDWR)) < 0)
{
fprintf(stderr, "isdntelctl: cannot open %s: %s\n", namebuffer, strerror(errno));
exit(1);
}
if(opt_get)
{
int format;
if((ret = ioctl(telfd, I4B_TEL_GETAUDIOFMT, &format)) < 0)
{
fprintf(stderr, "ioctl I4B_TEL_GETAUDIOFMT failed: %s", strerror(errno));
exit(1);
}
if(format == CVT_NONE)
{
printf("device %s does not do A-law/u-law format conversion\n", namebuffer);
}
else if(format == CVT_ALAW2ULAW)
{
printf("device %s does ISDN: A-law -> user: u-law format conversion\n", namebuffer);
}
else if(format == CVT_ULAW2ALAW)
{
printf("device %s does ISDN: u-law -> user: A-law format conversion\n", namebuffer);
}
else
{
printf("ERROR, device %s uses unknown format %d!\n", namebuffer, format);
}
exit(0);
}
if(opt_A)
{
int format = CVT_ALAW2ULAW;
if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
{
fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
exit(1);
}
exit(0);
}
if(opt_U)
{
int format = CVT_ULAW2ALAW;
if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
{
fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
exit(1);
}
exit(0);
}
if(opt_N)
{
int format = CVT_NONE;
if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
{
fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
exit(1);
}
exit(0);
}
if(opt_C)
{
int dummy;
if((ret = ioctl(telfd, I4B_TEL_EMPTYINPUTQUEUE, &dummy)) < 0)
{
fprintf(stderr, "ioctl I4B_TEL_EMPTYINPUTQUEUE failed: %s", strerror(errno));
exit(1);
}
exit(0);
}
return(0);
}
/*---------------------------------------------------------------------------*
* usage display and exit
*---------------------------------------------------------------------------*/
static void
usage(void)
{
fprintf(stderr, "\n");
fprintf(stderr, "isdntelctl - /dev/isdntel control, version %d.%d.%d (%s %s)\n",VERSION, REL, STEP, __DATE__, __TIME__);
fprintf(stderr, "usage: isdntelctl -c -g -u <unit> -A -N -U\n");
fprintf(stderr, " -c clear input queue\n");
fprintf(stderr, " -g get current settings\n");
fprintf(stderr, " -u unit specify unit number\n");
fprintf(stderr, " -A set conversion ISDN: A-law -> user: u-law\n");
fprintf(stderr, " -U set conversion ISDN: u-law -> user: A-law\n");
fprintf(stderr, " -N set conversion to no A-law/u-law conversion\n");
fprintf(stderr, "\n");
exit(1);
}
/* EOF */