dahdi-tools/dahdi_diag.c

56 lines
1.4 KiB
C
Raw Normal View History

/*
* Written by Mark Spencer <markster@digium.com>
* Based on previous works, designs, and architectures conceived and
* written by Jim Dixon <jim@lambdatel.com>.
*
* Copyright (C) 2001 Jim Dixon / Zapata Telephony.
* Copyright (C) 2001-2008 Digium, Inc.
*
* All rights reserved.
*
* Primary Author: Mark Spencer <markster@digium.com>
* Radio Support by Jim Dixon <jim@lambdatel.com>
*/
/*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2 as published by the
* Free Software Foundation. See the LICENSE file included with
* this program for more details.
*/
#include <fcntl.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <dahdi/user.h>
#include "dahdi_tools_version.h"
int main(int argc, char *argv[])
{
int fd;
int chan;
if ((argc < 2) || (sscanf(argv[1], "%d", &chan) != 1)) {
fprintf(stderr, "Usage: dahdi_diag <channel>\n");
exit(1);
}
fd = open("/dev/dahdi/ctl", O_RDWR);
if (fd < 0) {
perror("open(/dev/dahdi/ctl");
exit(1);
}
if (ioctl(fd, DAHDI_CHANDIAG, &chan)) {
perror("ioctl(DAHDI_CHANDIAG)");
exit(1);
}
exit(0);
}