dockapps/ascd/libworkman/plat_template.c

/*
 * $Id$
 *
 * 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., 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 */