dockapps/ascd/libworkman/plat_template.c

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/*
* $Id$
*
* This file is part of WorkMan, the civilized CD player library
* (c) 1991-1997 by Steven Grimm (original author)
* (c) by Dirk F<EFBFBD>rsterling (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*
*/
#if [TEMPLATESYSTEM]
static char plat_template_id[] = "$Id$"
#include "include/wm_config.h"
#include "include/wm_struct.h"
#define WM_MSG_CLASS WM_MSG_CLASS_PLATFORM
/*
* gen_init();
*
*/
int gen_init(struct wm_drive *d)
{
return (0);
}
/*
* gen_get_trackcount()
*
*/
int gen_get_trackcount(struct wm_drive *d,int *tracks)
{
return (0);
}
/*
* gen_get_cdlen()
*
*/
int gen_get_cdlen(struct wm_drive *d,int *frames)
{
return (0);
}
/*
* gen_get_trackinfo()
*
*/
int
gen_get_trackinfo(struct wm_drive *d,int track,int *data,int *startframe)
{
return (0);
}
/*
* gen_get_drive_status()
*
*/
int gen_get_drive_status(struct wm_drive *d,
enum wm_cd_modes oldmode,
enum wm_cd_modes *mode,
int *pos,
int *track,
int *index)
{
return (0);
}
int scale_volume(int vol,int max)
{
return ((vol * (max_volume - min_volume)) / max + min_volume);
}
int unscale_volume(int vol,int max)
{
int n;
n = ( vol - min_volume ) * max_volume / (max - min_volume);
return (n <0)?0:n;
}
/*
* gen_get_volume()
*
*/
int gen_get_volume(struct wm_drive *d,int *left,int *right)
{
return (0);
}
/*
* gen_set_volume()
*
*/
int gen_set_volume(struct wm_drive *d,int left,int right)
{
return (0);
}
/*
* gen_pause()
*
*/
int gen_pause(struct wm_drive *d)
{
return ioctl( 0 );
}
/*
* gen_resume
*
*/
int gen_resume(struct wm_drive *d)
{
return (0);
}
/*
* gen_stop()
*
*/
int gen_stop(struct wm_drive *d){
return (0);
}
/*
* gen_play()
*
*/
int gen_play(struct wm_drive *d,int start,int end)
{
return (0);
}
/*
* gen_eject()
*
*/
int gen_eject(struct wm_drive *d)
{
return (0);
}
/*----------------------------------------*
* Close the CD tray
*----------------------------------------*/
int gen_closetray(struct wm_drive *d)
{
#ifdef CAN_CLOSE
if(!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() */
/*
* wm_scsi()
*
*/
int wm_scsi(struct wm_drive *d,
uchar_t *cdb, int cdblen,void *retbuf,int retbuflen,int getreply)
{
return (0);
}
/*
* 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;
int fd;
if( ! d ){
errno = EFAULT;
return -1;
}
if(d->fd > -1) /* device already open? */
return 0;
if( cd_device == (char *)NULL )
cd_device = DEFAULT_CD_DEVICE;
/* open() goes here */
*d = *(find_drive_struct(vendor, model, rev));
wm_drive_settype(vendor, model, rev);
d->fd = fd;
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 ");
if (d->fd >= 0) /* Device really open? */
{
wm_lib_message(WM_MSG_LEVEL_DEBUG, "closes the device and ");
status = close( d->fd ); /* close it! */
/* we know, that the file is closed, do we? */
d->fd = -1;
}
wm_susleep( 1000 );
wm_lib_message(WM_MSG_LEVEL_DEBUG, "calls wmcd_open()\n");
status = wmcd_open( d ); /* open it as usual */
wm_susleep( 1000 );
} while ( status != 0 );
return status;
} /* wmcd_reopen() */
#endif /* TEMPLATESYSTEM */