src/cdrom/SDL_syscdrom.h

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FUNCTIONS

This source file includes following functions.

   1 /*
   2     SDL - Simple DirectMedia Layer
   3     Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
   4 
   5     This library is free software; you can redistribute it and/or
   6     modify it under the terms of the GNU Library General Public
   7     License as published by the Free Software Foundation; either
   8     version 2 of the License, or (at your option) any later version.
   9 
  10     This library is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13     Library General Public License for more details.
  14 
  15     You should have received a copy of the GNU Library General Public
  16     License along with this library; if not, write to the Free
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 
  19     Sam Lantinga
  20     slouken@devolution.com
  21 */
  22 
  23 #ifdef SAVE_RCSID
  24 static char rcsid =
  25  "@(#) $Id: SDL_syscdrom.h,v 1.2.2.2 2001/02/10 07:20:03 hercules Exp $";
  26 #endif
  27 
  28 /* This is the system specific header for the SDL CD-ROM API */
  29 
  30 /* Structure of CD audio control functions */
  31 extern struct CDcaps {
  32         /* Get the name of the specified drive */
  33         const char *(*Name)(int drive);
  34 
  35         /* Open the specified drive, returning a drive id, or -1 on error */
  36         int (*Open)(int drive);
  37 
  38         /* Get table-of-contents (number of tracks + track info) for disk.
  39            The TOC information should be stored in the cdrom structure.
  40            This function should return 0 on success, or -1 on error.
  41          */
  42         int (*GetTOC)(SDL_CD *cdrom);
  43 
  44         /* Return the current status and play position, in frames, of the
  45            drive.  'position' may be NULL, and if so, should be ignored.
  46          */
  47         CDstatus (*Status)(SDL_CD *cdrom, int *position);
  48 
  49         /* Play from frame 'start' to 'start+len' */
  50         int (*Play)(SDL_CD *cdrom, int start, int len); 
  51 
  52         /* Pause play */
  53         int (*Pause)(SDL_CD *cdrom);
  54 
  55         /* Resume play */
  56         int (*Resume)(SDL_CD *cdrom);
  57 
  58         /* Stop play */
  59         int (*Stop)(SDL_CD *cdrom);
  60 
  61         /* Eject the current disk */
  62         int (*Eject)(SDL_CD *cdrom);
  63 
  64         /* Close the specified drive */
  65         void (*Close)(SDL_CD *cdrom);
  66 } SDL_CDcaps;
  67 
  68 /* The number of available CD-ROM drives on the system */
  69 extern int SDL_numcds;
  70 
  71 /* Function to scan the system for CD-ROM drives and fill SDL_CDcaps.
  72  * This function should set SDL_numcds to the number of available CD
  73  * drives.  Drive 0 should be the system default CD-ROM.
  74  * It should return 0, or -1 on an unrecoverable fatal error.
  75 */
  76 extern int  SDL_SYS_CDInit(void);
  77 
  78 /* Function to perform any system-specific CD-ROM related cleanup */
  79 extern void SDL_SYS_CDQuit(void);
  80 

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