#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/ioctl.h>
#include <unistd.h>

#include "ucli.h"

/**
 * @brief 调用ioctl
 */
long diag_call_ioctl(unsigned long request, unsigned long arg) {
  long ret = 0;
  int fd;

  fd = open(DEVICE, O_RDWR, 0);
  if (fd < 0) {
    printf("open %s error!\n", DEVICE);
    return -EEXIST;
  }

  ret = ioctl(fd, request, arg);
  if (ret < 0) {
    printf("call cmd %lx fail, ret is %ld\n", request, ret);
    goto err;
  }

err:
  close(fd);
  return ret;
}