cd_types.h

linux下的MPEG1

/*
    $Id: cd_types.h,v 1.3 2005/01/01 02:43:58 rockyb Exp $

    Copyright (C) 2003 Rocky Bernstein <[e-mail]>
    Copyright (C) 1996,1997,1998  Gerd Knorr <[e-mail]>
         and       Heiko Eißfeldt <[e-mail]>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

/** \file cd_types.h 
 *  \brief Header for routines which automatically determine the Compact Disc
 *  format and possibly filesystem on the CD.
 *         
 */

#ifndef __CDIO_CD_TYPES_H__
#define __CDIO_CD_TYPES_H__

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/**
 * Filesystem types we understand. The highest-numbered fs type should
 *  be less than CDIO_FS_MASK defined below.
 */
#define CDIO_FS_AUDIO                1 /**< audio only - not really a 
                                          filesystem */
#define CDIO_FS_HIGH_SIERRA	     2 
#define CDIO_FS_ISO_9660	     3 /**< ISO 9660 filesystem */
#define CDIO_FS_INTERACTIVE	     4
#define CDIO_FS_HFS		     5 /**< file system used on the Macintosh 
                                            system in MacOS 6 through MacOS 9
                                            and depricated in OSX. */
#define CDIO_FS_UFS		     6 /**< Generic Unix file system derived
                                            from the Berkeley fast file 
                                            system. */

/** 
 * EXT2 was the GNU/Linux native filesystem for early kernels. Newer
 * GNU/Linux OS's may use EXT3 which EXT2 with a journal. 
 */
#define CDIO_FS_EXT2		     7

#define CDIO_FS_ISO_HFS              8  /**< both HFS & ISO-9660 filesystem */
#define CDIO_FS_ISO_9660_INTERACTIVE 9  /**< both CD-RTOS and ISO filesystem */


/** 
 * The 3DO is, technically, a set of specifications created by the 3DO
 * company.  These specs are for making a 3DO Interactive Multiplayer
 * which uses a CD-player. Panasonic in the early 90's was the first
 * company to manufacture and market a 3DO player. 
 */
#define CDIO_FS_3DO		    10

/**
   Microsoft X-BOX CD.
 */
#define CDIO_FS_XISO 		    11
#define CDIO_FS_UDFX 		    12
#define CDIO_FS_UDF 		    13
#define CDIO_FS_ISO_UDF             14


#define CDIO_FS_MASK		    15  /**< Note: this should be 2**n-1 and
                                             and greater than the highest 
                                             CDIO_FS number above */
#define CDIO_FS_UNKNOWN	            CDIO_FS_MASK

/** 
 * Macro to extract just the FS type portion defined above 
*/
#define CDIO_FSTYPE(fs) (fs & CDIO_FS_MASK)

/**
 *  Bit masks for the classes of CD-images. These are generally
 *  higher-level than the fs-type information above and may be determined
 *  based of the fs type information.
 */
#define CDIO_FS_ANAL_XA		    0x0010 /**< eXtended Architecture format */
#define CDIO_FS_ANAL_MULTISESSION   0x0020 /**< CD has multisesion */
#define CDIO_FS_ANAL_PHOTO_CD	    0x0040 /**< Is a Kodak Photo CD */
#define CDIO_FS_ANAL_HIDDEN_TRACK   0x0080 /**< Hidden track at the 
                                                beginning of the CD */
#define CDIO_FS_ANAL_CDTV	    0x0100
#define CDIO_FS_ANAL_BOOTABLE       0x0200 /**< CD is bootable */
#define CDIO_FS_ANAL_VIDEOCD        0x0400 /**< VCD 1.1 */
#define CDIO_FS_ANAL_ROCKRIDGE      0x0800 /**< Has Rock Ridge Extensions to
                                                ISO 9660 */
#define CDIO_FS_ANAL_JOLIET         0x1000 /**< Microsoft Joliet extensions 
                                                to ISO 9660 */
#define CDIO_FS_ANAL_SVCD           0x2000 /**< Super VCD or Choiji Video CD */
#define CDIO_FS_ANAL_CVD       	    0x4000 /**< Choiji Video CD */
#define CDIO_FS_ANAL_XISO      	    0x8000 /**< XBOX CD */

/**
 * Pattern which can be used by cdio_get_devices to specify matching
 * any sort of CD.
 */
#define CDIO_FS_MATCH_ALL            (cdio_fs_anal_t) (~CDIO_FS_MASK)


/*!
  \brief The type used to return analysis information from
  cdio_guess_cd_type. 

  These fields make sense only for when an ISO-9660 filesystem is used.
 */
typedef struct 
{
  unsigned int  joliet_level;  /**< If has Joliet extensions, this is the
                                  associated level number (i.e. 1, 2, or 3). */
  char          iso_label[33]; /**< This is 32 + 1 for null byte at the end in 
				    formatting the string */
  unsigned int  isofs_size;
  uint8_t       UDFVerMinor;   /**< For UDF filesystems only */
  uint8_t       UDFVerMajor;   /**< For UDF filesystems only */
} cdio_iso_analysis_t;

/**
 *  Try to determine what kind of CD-image and/or filesystem we
 *  have at track track_num. Return information about the CD image
 *  is returned in iso_analysis and the return value.
 */
cdio_fs_anal_t cdio_guess_cd_type(const CdIo *cdio, int start_session, 
				  track_t track_num, 
				  /*out*/ cdio_iso_analysis_t *iso_analysis);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* __CDIO_CD_TYPES_H__ */

/* 
 * Local variables:
 *  c-file-style: "gnu"
 *  tab-width: 8
 *  indent-tabs-mode: nil
 * End:
 */