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);
}
int ReadLeadout(int fd, ref ulong lba)
{
cdrom_multisession ms = new cdrom_multisession();
ms.addr_format = CDROM_LBA;
int ret = read_multisession(fd, ref ms);
if (ms.xa_flag != 0)
{
lba = (ulong)(ms.lba - XA_INTERVAL);
return(ret);
}
return(ReadTocEntry(fd, CDROM_LEADOUT, ref lba));
}
static int read_multisession(int fd, ref cdrom_multisession multisession)
{
return(read_multisession(fd, CDROMMULTISESSION, ref multisession));
}
static extern int read_multisession(int fd, int request, ref cdrom_multisession multisession);
static extern int read_multisession(int fd, int request, ref cdrom_multisession multisession);
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;
}
int ReadLeadout(int fd, ref ulong lba)
{
cdrom_multisession ms = new cdrom_multisession ();
ms.addr_format = CDROM_LBA;
int ret = read_multisession (fd, ref ms);
if (ms.xa_flag != 0) {
lba = (ulong)(ms.lba - XA_INTERVAL);
return ret;
}
return ReadTocEntry (fd, CDROM_LEADOUT, ref lba);
}
static int read_multisession(int fd, ref cdrom_multisession multisession)
{
return read_multisession (fd, CDROMMULTISESSION, ref multisession);
}