2 * Copyright (c) 1997, 1999 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * isdntelctl - i4b set telephone interface options
28 * ------------------------------------------------
30 * $Id: main.c,v 1.12 1999/12/13 21:25:26 hm Exp $
34 * last edit-date: [Mon Dec 13 21:54:50 1999]
36 *---------------------------------------------------------------------------*/
49 #include <sys/ioctl.h>
50 #include <sys/types.h>
53 #include <i4b/i4b_ioctl.h>
54 #include <i4b/i4b_tel_ioctl.h>
56 static void usage ( void );
58 #define I4BTELDEVICE "/dev/i4btel"
67 /*---------------------------------------------------------------------------*
69 *---------------------------------------------------------------------------*/
71 main(int argc, char **argv)
78 while ((c = getopt(argc, argv, "cgu:AUN")) != -1)
91 opt_unit = atoi(optarg);
92 if(opt_unit < 0 || opt_unit > 9)
115 if(opt_get == 0 && opt_N == 0 && opt_U == 0 && opt_A == 0 && opt_C == 0)
120 if((opt_get + opt_N + opt_U + opt_A + opt_C) > 1)
125 sprintf(namebuffer,"%s%d", I4BTELDEVICE, opt_unit);
127 if((telfd = open(namebuffer, O_RDWR)) < 0)
129 fprintf(stderr, "isdntelctl: cannot open %s: %s\n", namebuffer, strerror(errno));
137 if((ret = ioctl(telfd, I4B_TEL_GETAUDIOFMT, &format)) < 0)
139 fprintf(stderr, "ioctl I4B_TEL_GETAUDIOFMT failed: %s", strerror(errno));
143 if(format == CVT_NONE)
145 printf("device %s does not do A-law/u-law format conversion\n", namebuffer);
147 else if(format == CVT_ALAW2ULAW)
149 printf("device %s does ISDN: A-law -> user: u-law format conversion\n", namebuffer);
151 else if(format == CVT_ULAW2ALAW)
153 printf("device %s does ISDN: u-law -> user: A-law format conversion\n", namebuffer);
157 printf("ERROR, device %s uses unknown format %d!\n", namebuffer, format);
164 int format = CVT_ALAW2ULAW;
166 if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
168 fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
176 int format = CVT_ULAW2ALAW;
178 if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
180 fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
187 int format = CVT_NONE;
189 if((ret = ioctl(telfd, I4B_TEL_SETAUDIOFMT, &format)) < 0)
191 fprintf(stderr, "ioctl I4B_TEL_SETAUDIOFMT failed: %s", strerror(errno));
199 if((ret = ioctl(telfd, I4B_TEL_EMPTYINPUTQUEUE, &dummy)) < 0)
201 fprintf(stderr, "ioctl I4B_TEL_EMPTYINPUTQUEUE failed: %s", strerror(errno));
209 /*---------------------------------------------------------------------------*
210 * usage display and exit
211 *---------------------------------------------------------------------------*/
215 fprintf(stderr, "\n");
216 fprintf(stderr, "isdntelctl - %si4btel control, version %d.%d.%d\n", _PATH_DEV, VERSION, REL, STEP);
217 fprintf(stderr, "usage: isdntelctl -c -g -u <unit> -A -N -U\n");
218 fprintf(stderr, " -c clear input queue\n");
219 fprintf(stderr, " -g get current settings\n");
220 fprintf(stderr, " -u unit specify unit number\n");
221 fprintf(stderr, " -A set conversion ISDN: A-law -> user: u-law\n");
222 fprintf(stderr, " -U set conversion ISDN: u-law -> user: A-law\n");
223 fprintf(stderr, " -N set conversion to no A-law/u-law conversion\n");
224 fprintf(stderr, "\n");