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 #ifndef WM_CDDA_H
 #define WM_CDDA_H
 /*
  * This file is part of WorkMan, the civilized CD player library
  * Copyright (C) 1991-1997 by Steven Grimm <koreth@midwinter.com>
  * Copyright (C) by Dirk Försterling <milliByte@DeathsDoor.com>
  * Copyright (C) 2004-2006 Alexander Kern <alex.kern@gmx.de>
  *
  * 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  02110-1301  USA
  *
  */
 
 #include "wm_cdrom.h"
 #include "wm_config.h"
 #include "wm_struct.h"
 /*
  * cdda_block status codes.
  */
 
 /*
  * Enable or disable CDDA building depending on platform capabilities, and
  * determine endianness based on architecture.  (Gross!)
  *
  * For header-comfort, the macros LITTLE_ENDIAN and BIG_ENDIAN had to be
  * renamed. At least Linux does have bytesex.h and endian.h for easy
  * byte-order examination.
  */
 
 #ifdef HAVE_MACHINE_ENDIAN_H
     #include <machine/endian.h>
     #if BYTE_ORDER == LITTLE_ENDIAN
         #define WM_LITTLE_ENDIAN 1
         #define WM_BIG_ENDIAN 0
     #else
         #define WM_LITTLE_ENDIAN 0
         #define WM_BIG_ENDIAN 1
     #endif
 #elif defined(__sun) || defined(sun)
 # ifdef SYSV
 #  include <sys/types.h>
 #  include <sys/cdio.h>
 #  ifndef CDROMCDDA
 #    error what to do?
 #  endif
 #  ifdef i386
 #   define WM_LITTLE_ENDIAN 1
 #   define WM_BIG_ENDIAN 0
 #  else
 #   define WM_BIG_ENDIAN 1
 #   define WM_LITTLE_ENDIAN 0
 #  endif
 # endif
 
 /* Linux only allows definition of endianness, because there's no
  * standard interface for CDROM CDDA functions that aren't available
  * if there is no support.
  */
 #elif defined(__linux__)
 /*# include <bytesex.h>*/
 # include <endian.h>
 /*
  * XXX could this be a problem? The results are only 0 and 1 because
  * of the ! operator. How about other linux compilers than gcc ?
  */
 # define WM_LITTLE_ENDIAN !(__BYTE_ORDER - __LITTLE_ENDIAN)
 # define WM_BIG_ENDIAN !(__BYTE_ORDER - __BIG_ENDIAN)
 #elif defined WORDS_BIGENDIAN
     #define WM_LITTLE_ENDIAN 0
     #define WM_BIG_ENDIAN 1
 #else
     #define WM_LITTLE_ENDIAN 1
     #define WM_BIG_ENDIAN 0
 #endif
 
 /*
  * The following code shouldn't take effect now.
  * In 1998, the WorkMan platforms don't support __PDP_ENDIAN
  * architectures.
  *
  */
 
 #if !defined(WM_LITTLE_ENDIAN)
 #  if !defined(WM_BIG_ENDIAN)
 #    error yet unsupported architecture
     foo bar this is to stop the compiler.
 #  endif
 #endif
 
 /*
  * Information about a particular block of CDDA data.
  */
 struct cdda_block {
     unsigned char status;
     unsigned char track;
     unsigned char index;
     unsigned char reserved;
 
     int   frame;
     char *buf;
     long  buflen;
 };
 
 struct cdda_device {
     int        fd;
     int        cdda_slave;
     const char *devname;
 
     unsigned char status;
     unsigned char track;
     unsigned char index;
     unsigned char command;
 
     int frame;
     int frames_at_once;
 
     /* Average volume levels, for level meters */
     unsigned char lev_chan0;
     unsigned char lev_chan1;
 
     /* Current volume setting (0-255) */
     unsigned char volume;
 
     /* Current balance setting (0-255, 128 = balanced) */
     unsigned char balance;
 
     struct cdda_block *blocks;
     int numblocks;
 
     struct cdda_proto *proto;
 };
 
 #endif /* WM_CDDA_H */