/*!
Return the starting MSF (minutes/secs/frames) for track number
track_num in obj. Track numbers usually start at something
greater than 0, usually 1.
The "leadout" track is specified either by
using i_track LEADOUT_TRACK or the total tracks+1.
False is returned if there is no track entry.
*/
static bool
get_track_msf_netbsd(void *user_data, track_t track_num, msf_t *msf)
{
_img_private_t *_obj = user_data;
int res;
if (!msf)
return false;
if (!_obj->toc_valid) {
res = _cdio_read_toc(_obj);
if (!res)
return CDIO_INVALID_TRACK;
}
if (track_num == CDIO_CDROM_LEADOUT_TRACK)
track_num = TOTAL_TRACKS + 1;
if (track_num > TOTAL_TRACKS + 1 || track_num == 0)
return false;
msf->m = cdio_to_bcd8(_obj->tocent[track_num - 1].addr.msf.minute);
msf->s = cdio_to_bcd8(_obj->tocent[track_num - 1].addr.msf.second);
msf->f = cdio_to_bcd8(_obj->tocent[track_num - 1].addr.msf.frame);
return true;
}
/*!
Get format of track.
*/
static track_format_t
get_track_format_netbsd(void *user_data, track_t track_num)
{
_img_private_t *_obj = user_data;
int res;
if (!_obj->toc_valid) {
res = _cdio_read_toc(_obj);
if (!res)
return CDIO_INVALID_TRACK;
}
if (track_num > TOTAL_TRACKS || track_num == 0)
return TRACK_FORMAT_ERROR;
if (_obj->tocent[track_num - 1].control & 0x04) {
if (!_obj->sessionformat_valid) {
res = _cdio_read_discinfo(_obj);
if (res)
return CDIO_INVALID_TRACK;
}
if (_obj->sessionformat[track_num - 1] == 0x10)
return TRACK_FORMAT_CDI;
else if (_obj->sessionformat[track_num - 1] == 0x20)
return TRACK_FORMAT_XA;
else
return TRACK_FORMAT_DATA;
} else
return TRACK_FORMAT_AUDIO;
}
/*!
Return the number of tracks in the current medium.
CDIO_INVALID_TRACK is returned on error.
*/
static track_t
_cdio_get_num_tracks(void *env)
{
_img_private_t *_obj = env;
if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ;
return TOTAL_TRACKS;
}
/*!
Return the number of of the first track.
CDIO_INVALID_TRACK is returned on error.
*/
static track_t
_cdio_get_first_track_num(void *env)
{
_img_private_t *_obj = env;
if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ;
return FIRST_TRACK_NUM;
}
static track_t
get_num_tracks_netbsd(void *user_data)
{
_img_private_t *_obj = user_data;
int res;
if (!_obj->toc_valid) {
res = _cdio_read_toc(_obj);
if (!res)
return CDIO_INVALID_TRACK;
}
return TOTAL_TRACKS;
}
static track_t
get_first_track_num_netbsd(void *user_data)
{
_img_private_t *_obj = user_data;
int res;
if (!_obj->toc_valid) {
res = _cdio_read_toc(_obj);
if (!res)
return CDIO_INVALID_TRACK;
}
return FIRST_TRACK_NUM;
}
/*!
Return true if we have XA data (green, mode2 form1) or
XA data (green, mode2 form2). That is track begins:
sync - header - subheader
12 4 - 8
FIXME: there's gotta be a better design for this and get_track_format?
*/
static bool
_cdio_get_track_green(void *env, track_t track_num)
{
_img_private_t *_obj = env;
if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ;
if (track_num == CDIO_CDROM_LEADOUT_TRACK) track_num = TOTAL_TRACKS+1;
if (track_num > TOTAL_TRACKS+1 || track_num == 0)
return false;
/* FIXME: Dunno if this is the right way, but it's what
I was using in cdinfo for a while.
*/
return ((_obj->tocent[track_num-1].cdte_ctrl & 2) != 0);
}
/*!
Return the starting MSF (minutes/secs/frames) for track number
track_num in obj. Track numbers start at 1.
The "leadout" track is specified either by
using track_num LEADOUT_TRACK or the total tracks+1.
False is returned if there is no track entry.
*/
static bool
_cdio_get_track_msf(void *env, track_t track_num, msf_t *msf)
{
_img_private_t *_obj = env;
if (NULL == msf) return false;
if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ;
if (track_num == CDIO_CDROM_LEADOUT_TRACK) track_num = TOTAL_TRACKS+1;
if (track_num > TOTAL_TRACKS+1 || track_num == 0) {
return false;
} else {
struct cdrom_msf0 *msf0= &_obj->tocent[track_num-1].cdte_addr.msf;
msf->m = to_bcd8(msf0->minute);
msf->s = to_bcd8(msf0->second);
msf->f = to_bcd8(msf0->frame);
return true;
}
}
/*!
Get format of track.
*/
static track_format_t
_cdio_get_track_format(void *env, track_t track_num)
{
_img_private_t *_obj = env;
if (!_obj->gen.toc_init) _cdio_read_toc (_obj) ;
if (track_num > TOTAL_TRACKS || track_num == 0)
return TRACK_FORMAT_ERROR;
/* This is pretty much copied from the "badly broken" cdrom_count_tracks
in linux/cdrom.c.
*/
if (_obj->tocent[track_num-1].cdte_ctrl & CDROM_DATA_TRACK) {
if (_obj->tocent[track_num-1].cdte_format == 0x10)
return TRACK_FORMAT_CDI;
else if (_obj->tocent[track_num-1].cdte_format == 0x20)
return TRACK_FORMAT_XA;
else
return TRACK_FORMAT_DATA;
} else
return TRACK_FORMAT_AUDIO;
}
static bool
read_toc_netbsd (void *p_user_data)
{
return _cdio_read_toc(p_user_data);
}
