read_toc_as_per_8020
ret = read_toc_as_per_8020(target->d_fd, 1, 0, 12, toc);
ret = read_toc_as_per_8020(dev->d_fd, 1, trackno, 12, toc);
int read_toc_as_per_8020(int fd, int format, int trackno, int buflen,