private static void ControlReadTocHeader(int handle, ref cdrom_tochdr header)
{
if (NativeIoctl(handle, CDROMREADTOCHDR, ref header) < 0)
{
throw new System.IO.InvalidDataException("IO/Control TOC header");
}
}
int ReadTocHeader(int fd)
{
cdrom_tochdr th = new cdrom_tochdr();
cdrom_multisession ms = new cdrom_multisession();
int ret = read_toc_header(fd, ref th);
if (ret < 0)
{
return(ret);
}
first_track = th.cdth_trk0;
last_track = th.cdth_trk1;
ms.addr_format = CDROM_LBA;
ret = read_multisession(fd, ref ms);
if (ms.xa_flag != 0)
{
last_track--;
}
return(ret);
}
static int read_toc_header(int fd, ref cdrom_tochdr header)
{
return(read_toc_header(fd, CDROMREADTOCHDR, ref header));
}
static extern int read_toc_header(int fd, int request, ref cdrom_tochdr header);
int ReadTocHeader(int fd)
{
cdrom_tochdr th = new cdrom_tochdr ();
cdrom_multisession ms = new cdrom_multisession ();
int ret = read_toc_header (fd, ref th);
if (ret < 0) return ret;
first_track = th.cdth_trk0;
last_track = th.cdth_trk1;
ms.addr_format = CDROM_LBA;
ret = read_multisession (fd, ref ms);
if(ms.xa_flag != 0) last_track--;
return ret;
}
static int read_toc_header(int fd, ref cdrom_tochdr header)
{
return read_toc_header (fd, CDROMREADTOCHDR, ref header);
}
static extern int read_toc_header(int fd, int request, ref cdrom_tochdr header);
public LinuxDiscTocHeader()
{
LinuxTocHeader = new cdrom_tochdr();
}
private static extern int NativeIoctl(int fd, int request, ref cdrom_tochdr data);
