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tdemultimedia/kscd/libwm/plat_template.c

296 lines
5.3 KiB

/*
* $Id$
*
* This file is part of WorkMan, the civilized CD player library
* (c) 1991-1997 by Steven Grimm (original author)
* (c) by Dirk Försterling (current 'author' = maintainer)
* The maintainer can be contacted by his e-mail address:
* milliByte@DeathsDoor.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA
*
*
* This file surely contains nonsense. It's the porter's part to fill
* the gaps and assure that the resulting code makes sense.
*
*/
static char plat_template_id[] = "$Id$"
#if [TEMPLATESYSTEM]
#include "include/wm_config.h"
#include "include/wm_struct.h"
#include "include/wm_cdtext.h"
#define WM_MSG_CLASS WM_MSG_CLASS_PLATFORM
/*
* gen_init();
*
*/
int
gen_init(struct wm_drive *d)
{
return (0);
} /* gen_init() */
/*
* wmcd_open()
*
*/
int
wmcd_open(struct wm_drive *d)
{
char vendor[32] = WM_STR_GENVENDOR;
char model[32] = WM_STR_GENMODEL;
char rev[32] = WM_STR_GENREV;
if( ! d )
{
errno = EFAULT;
return -1;
}
if(d->fd > -1) /* 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 == (char *)NULL )
d->cd_device = DEFAULT_CD_DEVICE;
/* open() goes here */
if(find_drive_struct(vendor, model, rev)) {
gen_close(d);
return -1;
}
d->init(d);
return (0);
} /* wmcd_open() */
/*
* 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, "wmcd_reopen\n");
status = gen_close( d );
wm_susleep( 1000 );
wm_lib_message(WM_MSG_LEVEL_DEBUG, "calling wmcd_open()\n");
status = wmcd_open( d ); /* open it as usual */
wm_susleep( 1000 );
} while ( status != 0 );
return status;
} /* wmcd_reopen() */
/*
* wm_scsi()
*
*/
int
wm_scsi(struct wm_drive *d,
uchar_t *cdb, int cdblen,void *retbuf,int retbuflen,int getreply)
{
return (0);
} /* wm_scsi() */
/*
* close the CD device
*/
int
gen_close(struct wm_drive *d)
{
if(d->fd != -1) {
wm_lib_message(WM_MSG_LEVEL_DEBUG, "closing the device\n");
close(d->fd);
d->fd = -1;
}
return 0;
} /* gen_close() */
/*
* gen_get_drive_status()
*
*/
int
gen_get_drive_status(struct wm_drive *d,
int oldmode,
int *mode,
int *pos,
int *track,
int *index)
{
return (0);
} /* gen_get_drive_status() */
/*
* gen_get_trackcount()
*
*/
int
gen_get_trackcount(struct wm_drive *d,int *tracks)
{
return (0);
} /* gen_get_trackcount() */
/*
* gen_get_trackinfo()
*
*/
int
gen_get_trackinfo(struct wm_drive *d,int track,int *data,int *startframe)
{
return (0);
} /* gen_get_trackinfo() */
/*
* gen_get_cdlen()
*
*/
int
gen_get_cdlen(struct wm_drive *d,int *frames)
{
return (0);
} /* gen_get_cdlen() */
/*
* gen_play()
*
*/
int
gen_play(struct wm_drive *d,int start,int end)
{
return (0);
} /* gen_play() */
/*
* gen_pause()
*
*/
int
gen_pause(struct wm_drive *d)
{
return ioctl( 0 );
} /* gen_pause() */
/*
* gen_resume
*
*/
int
gen_resume(struct wm_drive *d)
{
return (0);
} /* gen_resume() */
/*
* gen_stop()
*
*/
int
gen_stop(struct wm_drive *d)
{
return (0);
} /* gen_stop() */
/*
* gen_eject()
*
*/
int
gen_eject(struct wm_drive *d)
{
return (0);
} /* gen_eject() */
/*----------------------------------------*
* Close the CD tray
*----------------------------------------*/
int gen_closetray(struct wm_drive *d)
{
#ifdef CAN_CLOSE
if(!wmcd_close(d->fd))
{
d->fd=-1;
return(wmcd_reopen(d));
} else {
return(-1);
}
#else
/* Always succeed if the drive can't close */
return(0);
#endif /* CAN_CLOSE */
} /* gen_closetray() */
int
scale_volume(int vol,int max)
{
return ((vol * (max_volume - min_volume)) / max + min_volume);
} /* scale_volume() */
int
unscale_volume(int vol,int max)
{
int n;
n = ( vol - min_volume ) * max_volume / (max - min_volume);
return (n <0)?0:n;
} /* unscale_volume() */
/*
* gen_set_volume()
*
*/
int
gen_set_volume(struct wm_drive *d,int left,int right)
{
return (0);
} /* gen_set_volume() */
/*
* gen_get_volume()
*
*/
int
gen_get_volume(struct wm_drive *d,int *left,int *right)
{
return (0);
} /* gen_get_volume() */
/*------------------------------------------------------------------------*
* gen_get_cdtext(drive, buffer, lenght)
*
* For systems without working wm_scsi(), this should return -1
*------------------------------------------------------------------------*/
int
gen_get_cdtext(struct wm_drive *d, unsigned char **pp_buffer, int *p_buffer_lenght)
{
return wm_scsi_get_cdtext(d, pp_buffer, p_buffer_lenght);
} /* gen_get_cdtext() */
#endif /* TEMPLATESYSTEM */