/*
* Play the CD from one position to another (both in frames.)
*/
int
gen_play( struct wm_drive *d, int start, int end )
{
struct CD_PlayAddr msf;
msf.addrmode = CD_MSF;
msf.addr.msf.startmsf.min = start / (60*75);
msf.addr.msf.startmsf.sec = (start % (60*75)) / 75;
msf.addr.msf.startmsf.frame = start % 75;
msf.addr.msf.endmsf.min = end / (60*75);
msf.addr.msf.endmsf.sec = (end % (60*75)) / 75;
msf.addr.msf.endmsf.frame = end % 75;
if (CD_Play(d->fd, &msf)) {
wm_lib_message(WM_MSG_LEVEL_ERROR|WM_MSG_CLASS,
"wm_cd_play_chunk(%d,%d)\n",start,end);
wm_lib_message(WM_MSG_LEVEL_ERROR|WM_MSG_CLASS,
"msf = %d:%d:%d %d:%d:%d\n",
msf.addr.msf.startmsf.min,
msf.addr.msf.startmsf.sec,
msf.addr.msf.startmsf.frame,
msf.addr.msf.endmsf.min,
msf.addr.msf.endmsf.sec,
msf.addr.msf.endmsf.frame);
wm_lib_message(WM_MSG_LEVEL_ERROR|WM_MSG_CLASS,
"CD_Play");
return -1;
}
return 0;
} /* gen_play() */
/*
* Re-Open the device if it is open.
*/
int
wmcd_reopen( struct wm_drive *d )
{
int status;
do {
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "wmcd_reopen\n");
status = gen_close( d );
wm_susleep( 1000 );
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "calling wmcd_open()\n");
status = wmcd_open( d ); /* open it as usual */
wm_susleep( 1000 );
} while ( status != 0 );
return status;
} /* wmcd_reopen() */
/*
* Open the CD device and figure out what kind of drive is attached.
*/
int
gen_open( struct wm_drive *d )
{
if (d->fd > -1) { /* Device already open? */
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "gen_open(): [device is open (fd=%d)]\n", d->fd);
return 0;
}
intermittent_dev = 1;
if ((d->fd = CD_Open(d->cd_device, 0)) < 0) {
/* Solaris 2.2 volume manager moves links around */
if (errno == ENOENT && intermittent_dev)
return 0;
if (errno == EACCES)
return -EACCES;
else if (errno != EIO) /* defined at top */
return -6;
/* No CD in drive. */
return 1;
}
return 0;
} /* gen_open() */
int
gen_close( struct wm_drive *d )
{
if(d->fd != -1) {
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "closing the device\n");
close(d->fd);
d->fd = -1;
}
return 0;
}
int
gen_close( struct wm_drive *d )
{
int ret = 0;
if(d->fd != -1) {
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "closing the device.\n");
ret = CD_Close(d->fd);
d->fd = -1;
wm_susleep(3000000);
}
return ret;
}
/*
* Open the CD device and figure out what kind of drive is attached.
*/
int
wmcd_open(struct wm_drive *d)
{
int fd;
static int warned = 0;
char vendor[32] = WM_STR_GENVENDOR;
char model[32] = WM_STR_GENMODEL;
char rev[32] = WM_STR_GENREV;
int i;
if (d->fd >= 0) /* Device already open? */
{
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "wmcd_open(): [device is open (fd=%d)]\n", d->fd);
return (0);
}
if (d->cd_device == NULL)
{
for (i = 0; cds[i] != NULL; i++)
{
d->cd_device = cds[i];
d->fd = open(d->cd_device, O_RDONLY);
if (d->fd >= 0)
break;
}
}
else
d->fd = open(d->cd_device, O_RDONLY);
if (d->fd < 0)
{
if (errno == EIO)
/* No CD in drive. */
return 1;
else
return -errno;
}
/* Now fill in the relevant parts of the wm_drive structure. */
fd = d->fd;
find_drive_struct(vendor, model, rev);
(d->init)(d);
d->fd = fd;
return (0);
} /* wmcd_open() */
/*
* Open the CD device and figure out what kind of drive is attached.
*/
int
gen_open(struct wm_drive *d)
{
if (d->fd >= 0) { /* Device already open? */
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "gen_open(): [device is open (fd=%d)]\n", d->fd);
return 0;
}
d->fd = open(d->cd_device, O_RDONLY);
if (d->fd < 0) {
if (errno == EIO) /* No CD in drive. */
return 1;
else
return -errno;
}
return 0;
} /* gen_open() */
/*
* Open the CD and figure out which kind of drive is attached.
*/
int
gen_open(struct wm_drive *d)
{
if (d->fd > -1) { /* Device already open? */
wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "gen_open(): [device is open (fd=%d)]\n", d->fd);
return 0;
}
d->fd = create_cdrom_node(d->cd_device); /* this will do open */
if (d->fd < 0) {
if (errno == EACCES) {
} else if (errno != EINTR) {
perror(d->cd_device);
return -6;
}
/* cannot access CDROM device */
return -1;
}
return 0;
} /* gen_open */
