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#include <fcntl.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <dahdi/user.h>
int main(int argc, char *argv[])
{
int fd;
int chan;
if ((argc < 2) || (sscanf(argv[1], "%d", &chan) != 1)) {
fprintf(stderr, "Usage: ztdiag <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);
}
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